Perhaps you should try some spelling variations:
services communication » device communication, service telecommunication, crisis communication
leur developpement » le developpement, deux developpements, de developpement
developpement de » developpement des, developpement durable
des variation » does variation, de variation, der variation
typology des » typologie des, typologie der, typology _
e services » care services
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: typology des variation _ e services communication a leur developpement de afrique.*.