Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
information centre » information centers, information contents
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
developing e » developing _, developing a, developing east
centre de » centre _, centrale des
de mobile » die mobile, e mobile, does mobile
costs 3.2 » costs 4.2, cost 3.2, costs 3.5
e america » en america, de america, _ america

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

• Adding a wildcard symbol may retrieve word variants: technologien _ information centre de mobile communications costs 3.2 developing e america.*.