Perhaps you should try some spelling variations:
developpement de » developpement des, developpement durable
a developpement » au developpement, de developpement, le developpement
4 communication » 3 communication, 5.4 communication, de communication
technologies 2 » technologies _, technologies 4
information 3 » information 2
media a » media _, media 1, media 3
3 does » 13 does, 2 does, 4 does
does 4 » does _, does a, does e

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 3 does 4 communication media a developpement de l'afrique.*.