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
typologien de » typologien der, typologie des, typologie der
deas services » des services, areas services, debt services
de variation » der variation, die variation, does variation

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

• Adding a wildcard symbol may retrieve word variants: typologien de variation _ deas services communication a leur developpement en afrique.*.