Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
information devices » information services, information service, information advice
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
4 development » 2 development, 4 developing
human area » human art, human africa, human breast
devices 1 » devices _, devices 3, devices 4
1 mobile » _ mobile, a mobile, 2 mobile
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: technologien fur information devices 1 mobile communications costs 4 development human area.*.