Perhaps you should try some spelling variations:
mobile communications » mobile communication
die developpement » de developpement, le developpement, du developpement
communications 2 » communications _, communications a, communications 5
developpement en » developpement et, developpement des, developpement de
des variation » does variation, de variation, der variation
variation des » variation _, variation 6, variation series
typology des » typologie des, typologie der, typology _
first mobile » first module, first move, first milk
des first » its first, his first, vs first

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

• Adding a wildcard symbol may retrieve word variants: typology des variation des first mobile communications 2 die developpement en afrique.*.