Perhaps you should try some spelling variations:
vehicle communication » vehicular communication, device communication, voice communication
et developpement » de developpement, le developpement, test development
developpement l » developpement il, developpement la, developpement de
typologies des » typologie des, typologie der, typologien der
des variation » does variation, de variation, der variation
variation es » variation des, variation test, variations des
das vehicle » gas vehicle, gas vehicles, a vehicle
l afrique » en afrique
es das » eis das

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

• Adding a wildcard symbol may retrieve word variants: typologies des variation es das vehicle communication _ et developpement l afrique.*.