Perhaps you should try some spelling variations:
vehicle communication » vehicular communication, device communication, voice communication
due developpement » de developpement, du developpement, le developpement
developpement en » developpement et, developpement des, developpement de
private vehicle » private vehicles
communication 3 » communication _, communication a
typologie die » typologie des, typologie der, theologie die
die variation » de variation, does variation, der variation
3 due » 3 die, _ due, 1 due

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

• Adding a wildcard symbol may retrieve word variants: typologie die variation _ private vehicle communication 3 due developpement en afrique.*.