Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
developpement en » developpement et, developpement des, developpement de
4 communication » 3 communication, 5.4 communication, de communication
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
information 1 » information 2, information 3, information 3.2
1 does » 10 does, 13 does, 12 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 a information 1 does 4 communication media leur developpement en afrique.*.