Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
developpement en » developpement et, developpement des, developpement de
communication 2 » communication _, communication a, communication 3
technologies 4 » technologies _
4 information » 2 information, 1 information
information 3 » information 2
le mass » ice mass, low mass, tve mass
2 leur » a leur
3 le » 3 les, 3 la, 1 le

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 3 le mass communication 2 leur developpement en afrique.*.