Perhaps you should try some spelling variations:
trade developpement » trade developement, trade development, de developpement
face communication » voice communication, de communication, time communication
information needs » information networks
developpement en » developpement et, developpement des, developpement de
technologies de » technologies _, technologies 4, technologies 2
de information » die information, de informacion, e information
needs 3 » needs _, needs a
3 face » 3 faces, 43 face, _ face

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies de information needs 3 face communication a trade developpement en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies de information needs 3 face communication a trade developpement en afrique.*.