Perhaps you should try some spelling variations:
vehicle communication » vehicular communication, device communication, voice communication
developments east » development east, development fast, development past
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
east afrique » east africa, east african, en afrique
dix vehicle » das vehicle, drive vehicle, air vehicles
a oer » a der, _ oer
a per » a peer, a peri, ca per

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "typologie de variation _ dix vehicle communication ((a oer) OR (a per)) developments east afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie de variation _ dix vehicle communication ((a oer) OR (a per)) developments east afrique.*.