Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
14 communications » 10 communications, 14 communication, 4 communications
technologie 3d » technologies 3d, technologie 3, technologie und
3d information » d information, nd information, od information
4 developing » 3 developing
developing a » developing _
a africa » 1 africa, can africa, em africa
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologie 3d information contents _ 14 communications costs 4 developing a africa.*.