Perhaps you should try some spelling variations:
material communication » managerial communication, internal communication, external communication
leur developpement » le developpement, deux developpements, de developpement
information data » information d820, information database, information databases
communication 3 » communication _, communication a
technologies 2 » technologies _, technologies 4
2.2 material » 2.2 materials, 2.1 material, 3.2 material
des afrique » en afrique, de l'afrique
3 leur » a leur, 3 lehr

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information data 2.2 material communication 3 leur developpement des afrique.*.