Perhaps you should try some spelling variations:
services communication » device communication, service telecommunication, crisis communication
leur developpement » le developpement, deux developpements, de developpement
developpement en » developpement et, developpement des, developpement de
des variation » does variation, de variation, der variation
variation 4 » variations 4, variation _, variation 6
e services » care services
4 e » 4 re, 4 le, 4 el
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation 4 e services communication a leur developpement en afrique.*.