Perhaps you should try some spelling variations:
communication methods » communication media, communication model
trade development » software development
development banks » development bank
la communication » data communication, data communications
technologies a » technologies _, technologies 4, technologies 2
information et » l'information et, information 2, information 1
a information » 2 information, 1 information
methods trade » methods three, methods time, methods straddled

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: technologies a information et de la communication methods trade development banks afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information et de la communication methods trade development banks afrique.*.