Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
information context » information content, information contents, information centers
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
developing asia » development asia, developing a
3 developing » 3 development
asia africa » cpia africa, china africa
3 mobile » _ mobile, a mobile, 2 mobile
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien des information context 3 mobile communications costs 3 developing asia africa.*.