Perhaps you should try some spelling variations:
developpement urban » development urban, developpement rural, developpement durable
oral communication » personal communication
technologies new » technologies _, technologies 4, technologies 2
de developpement » sme development
new information » 2 information
information et » l'information et, information 2, information 1
urban africa » urban area
de oral » de otras, new oral

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies new information et de oral communication _ de developpement urban africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies new information et de oral communication _ de developpement urban africa.*.