Perhaps you should try some spelling variations:
vehicle communication » vehicular communication, device communication, voice communication
land developpement » land development, le developpement, au developpement
communication 2 » communication _, communication a, communication 3
developpement l » developpement il, developpement la, developpement de
technologie 2 » technologies 2, technologie c, technologie 3
7.3 vehicle » 1.2 vehicle, 3.2 vehicle, 3.9 vehicle
about 7.3 » about 1.3, about 2.3, about 7.6
l afrique » en afrique
2 land » 1 land, 4 land, 3.2 land

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

• Adding a wildcard symbol may retrieve word variants: technologie 2 information about 7.3 vehicle communication 2 land developpement l afrique.*.