Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
a developpement » au developpement, de developpement, le developpement
targeting das » targeting pdacs, targeting case, targeting lars
das mobile » does mobile, a mobile
des face » des faches, dunes face, des fais
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation targeting das mobile communications costs a developpement des face.*.