#!/usr/bin/env php
If you call this with argument "unused=true" it searches for the translation strings that exist in en_US but are never used.
IMPORTANT: that can take quite a lot of time (up to 10 minutes), you need to tune the max_execution_time on your php.ini accordingly.
Duplicate strings in lang files in /home/paraboutlv/dolibarr/dev/translation/../../htdocs/langs/en_US/ - 93 found

***** Entries duplicated in same file
None

***** Entries in main and another (keep only entry in main)
IncotermLabel : incoterm.lang (3 - Incoterms) main.lang (999 - Incoterms) 
LinkANewFile : link.lang (2 - Link a new file/document) main.lang (1277 - Link a new file/document) 
LinkedFiles : link.lang (3 - Linked files and documents) main.lang (1278 - Linked files and documents) 
NoLinkFound : link.lang (4 - No registered links) main.lang (1279 - No registered links) 
LinkComplete : link.lang (5 - The file has been linked successfully) main.lang (1280 - The file has been linked successfully) 
ErrorFileNotLinked : link.lang (6 - The file could not be linked) main.lang (1281 - The file could not be linked) 
LinkRemoved : link.lang (7 - The link %s has been removed) main.lang (1282 - The link %s has been removed) 
ErrorFailedToDeleteLink : link.lang (8 - Failed to remove link '<b>%s</b>') main.lang (1283 - Failed to remove link '<b>%s</b>') 
ErrorFailedToUpdateLink : link.lang (9 - Failed to update link '<b>%s</b>') main.lang (1284 - Failed to update link '<b>%s</b>') 
URLToLink : link.lang (10 - URL to link) main.lang (1285 - URL to link) 
OverwriteIfExists : link.lang (11 - Overwrite file if exists) main.lang (1286 - Overwrite if file exists) 

***** Entries in admin and another
IdModule : admin.lang (136 - Module ID) modulebuilder.lang (2 - Module id) 
NoticePeriod : admin.lang (288 - Notice period) holiday.lang (123 - Notice period) 
LanguageFile : admin.lang (396 - Language file) modulebuilder.lang (57 - File for language) 
PriceFormatInCurrentLanguage : admin.lang (439 - Price Format In Current Language) companies.lang (33 - Price display format in the current language and currency) 
Module62000Name : admin.lang (726 - Incoterms) incoterm.lang (1 - Incoterm) 
Module62000Desc : admin.lang (727 - Add features to manage Incoterms) incoterm.lang (2 - Add features to manage Incoterm) 
Upgrade : admin.lang (1187 - Upgrade) install.lang (100 - Upgrade) 
Server : admin.lang (1198 - Server) install.lang (46 - Server) 
DatabaseServer : admin.lang (1200 - Database host) install.lang (49 - Database server) 
DatabaseName : admin.lang (1201 - Database name) install.lang (50 - Database name) 
DriverType : admin.lang (1209 - Driver type) install.lang (45 - Driver type) 
Buy : admin.lang (1866 - Buy) products.lang (56 - Purchase) 
Sell : admin.lang (1867 - Sell) products.lang (55 - Sell) 
AccountancyCode : admin.lang (1870 - Accounting Code) companies.lang (299 - Accounting account) 
CashDesk : admin.lang (1899 - Point of Sale) cashdesk.lang (3 - Point of sale) 
ByDefaultInList : admin.lang (2075 - Show by default on list view) categories.lang (97 - By default in list) 
ZapierForDolibarrSetup : admin.lang (2511 - Setup of Zapier for Dolibarr) zapier.lang (18 - Setup of Zapier for Dolibarr) 
ZapierDescription : admin.lang (2512 - Interface with Zapier) zapier.lang (19 - Interface with Zapier) 
ZapierAbout : admin.lang (2513 - About the module Zapier) zapier.lang (20 - About the module Zapier) 
ZapierSetupPage : admin.lang (2514 - There is no need for a setup on Dolibarr side to use Zapier. However, you must generate and publish a package on zapier to be able to use Zapier with Dolibarr. See documentation on <a href) zapier.lang (21 - There is no need for a setup on Dolibarr side to use Zapier. However, you must generate and publish a package on zapier to be able to use Zapier with Dolibarr. See documentation on <a href) 

***** Other
LineId : accountancy.lang (143 - Id line) exports.lang (44 - Id of line) 
CustomerInvoicePayment : accountancy.lang (242 - Payment of invoice customer) banks.lang (108 - Customer payment) 
AffectedTo : agenda.lang (10 - Assigned to) projects.lang (124 - Allocated to) 
Location : agenda.lang (14 - Location) stocks.lang (40 - Location) 
ReceptionClassifyClosedInDolibarr : agenda.lang (69 - Reception %s classified closed) receptions.lang (51 - Reception %s classified Closed) 
InterventionSentByEMail : agenda.lang (87 - Intervention %s sent by email) interventions.lang (39 - Intervention %s sent by email) 
DeleteType : assets.lang (20 - Delete) members.lang (99 - Delete) 
ShowTypeCard : assets.lang (23 - Show model '%s') members.lang (169 - Show type '%s') 
IBAN : banks.lang (33 - IBAN number) bills.lang (495 - IBAN) 
BIC : banks.lang (34 - BIC/SWIFT code) bills.lang (498 - BIC/SWIFT) 
SubscriptionPayment : banks.lang (110 - Subscription payment) members.lang (183 - Contribution payment) 
InvoiceRef : bills.lang (364 - Invoice ref.) receiptprinter.lang (72 - Invoice ref) 
Salaries : bills.lang (663 - Salaries) salaries.lang (7 - Salaries) 
NoSupplierOrder : boxes.lang (84 - No recorded purchase order) orders.lang (87 - No purchase order) 
ShowCompany : cashdesk.lang (32 - Show company) companies.lang (315 - Third Party) 
History : cashdesk.lang (74 - History) suppliers.lang (8 - History) 
DeleteFromCat : categories.lang (87 - Remove from tags/category) compta.lang (281 - Remove from accounting group) 
Customer : commercial.lang (4 - Customer) companies.lang (253 - Customer) 
Prospect : commercial.lang (6 - Prospect) companies.lang (251 - Prospect) propal.lang (12 - Prospect) 
ShowTask : commercial.lang (19 - Show task) projects.lang (41 - Show task) 
ContractStatusClosed : contracts.lang (9 - Closed) products.lang (88 - Closed) 
MinimumAmount : donations.lang (27 - Minimum amount is  %s) members.lang (214 - Minimum amount of membership payment (has priority on any default amounts)) 
ErrorRecordNotFound : errors.lang (16 - Record not found.) expensereports.lang (7 - Record not found) 
ErrorBadValueForParameter : errors.lang (48 - Wrong value '%s' for parameter '%s') expensereports.lang (9 - Error bad value for parameter %s) 
NewSubscription : eventorganization.lang (121 - Registration) members.lang (79 - New contribution) 
ExpenseReportPayments : expensereports.lang (1 - Expense report payments) trips.lang (120 - Expense report payments) 
TaxUndefinedForThisCategory  : expensereports.lang (6 - Taxe undefined for this category) trips.lang (121 - Tax is undefined for this category) 
errorComputeTtcOnMileageExpense : expensereports.lang (8 - Error on computing mileage expense) trips.lang (122 - Error on computing mileage expense) 
ExportsArea : exports.lang (2 - Exports) other.lang (290 - Exports area) 
ExportableDatas : exports.lang (6 - Exportable dataset) other.lang (294 - Exportable data) 
AvailableFormats : exports.lang (28 - Available Formats) other.lang (291 - Available formats) 
ChooseFileToImport : exports.lang (67 - Upload file then click on the %s icon to select file as source import file...) stocks.lang (255 - Upload file then click on the %s icon to select file as source import file...) 
ExternalSiteSetup : externalsite.lang (2 - Setup link to external website) other.lang (321 - Setup link to external website) 
ExternalSiteURL : externalsite.lang (3 - External Site URL) other.lang (322 - External Site URL of HTML iframe content) 
ExternalSiteModuleNotComplete : externalsite.lang (4 - Module ExternalSite was not configured properly.) other.lang (323 - Module ExternalSite was not configured properly.) 
ExampleMyMenuEntry : externalsite.lang (5 - My menu entry) other.lang (324 - My menu entry) 
FTPClientSetup : ftp.lang (2 - FTP Client module setup) other.lang (326 - FTP or SFTP Client module setup) 
NewFTPClient : ftp.lang (3 - New FTP connection setup) other.lang (327 - New FTP/SFTP connection setup) 
FTPArea : ftp.lang (4 - FTP Area) other.lang (328 - FTP/SFTP Area) 
FTPAreaDesc : ftp.lang (5 - This screen shows a view of an FTP server.) other.lang (329 - This screen shows a view of an FTP et SFTP server.) 
SetupOfFTPClientModuleNotComplete : ftp.lang (6 - The setup of the FTP client module seems to be incomplete) other.lang (330 - The setup of the FTP or SFTP client module seems to be incomplete) 
FTPFeatureNotSupportedByYourPHP : ftp.lang (7 - Your PHP does not support FTP functions) other.lang (331 - Your PHP does not support FTP or SFTP functions) 
FailedToConnectToFTPServer : ftp.lang (8 - Failed to connect to FTP server (server %s, port %s)) other.lang (332 - Failed to connect to server (server %s, port %s)) 
FailedToConnectToFTPServerWithCredentials : ftp.lang (9 - Failed to login to FTP server with defined login/password) other.lang (333 - Failed to login to server with defined login/password) 
FTPFailedToRemoveFile : ftp.lang (10 - Failed to remove file <b>%s</b>.) other.lang (335 - Failed to remove file <b>%s</b>.) 
FTPFailedToRemoveDir : ftp.lang (11 - Failed to remove directory <b>%s</b>: check permissions and that the directory is empty.) other.lang (336 - Failed to remove directory <b>%s</b>: check permissions and that the directory is empty.) 
FTPPassiveMode : ftp.lang (12 - Passive mode) other.lang (337 - Passive mode) 
ChooseAFTPEntryIntoMenu : ftp.lang (13 - Choose a FTP site from the menu...) other.lang (338 - Choose a FTP/SFTP site from the menu...) 
FailedToGetFile : ftp.lang (14 - Failed to get files %s) other.lang (339 - Failed to get files %s) 
CreateUser : install.lang (56 - Create user account or grant user account permission on the Dolibarr database) users.lang (31 - Create user) 
CreatedBy : other.lang (126 - Created by %s) ticket.lang (161 - Created by) 
Stock : products.lang (51 - Stock) stocks.lang (18 - Stock) 
Stocks : products.lang (53 - Stocks and location (warehouse) of products) stocks.lang (19 - Stocks) 
Movements : products.lang (54 - Movements) stocks.lang (28 - Movements) 
Suppliers : products.lang (93 - Vendors) suppliers.lang (2 - Vendors) 
ListOfStockMovements : products.lang (100 - List of stock movements) stocks.lang (31 - List of stock movements) 
Unit : products.lang (183 - Unit) stocks.lang (47 - Unit) 
ContractSigned : propal.lang (95 - Contract signed) recruitment.lang (48 - Contract signed) 
BankTransferAmount : salaries.lang (32 - Amount of credit transfer) withdrawals.lang (122 - Amount of Credit Transfer request:) 
WithdrawalReceipt : salaries.lang (33 - Credit transfer order) withdrawals.lang (12 - Direct debit order) 
OrderWaiting : salaries.lang (34 - Pending order) withdrawals.lang (94 - Waiting for treatment) 
NewUser : ticket.lang (296 - New user) users.lang (30 - New user)