Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information centers » information contents, information officers
cell communications » cell communication, health communications, rural communications
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
4 development » 2 development, 4 developing
centers 3 » centers _, centers a, centers 3.3
costs 4 » costs _, costs a, costs 4.2
3 cell » _ cell, a cell, b cell

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information centers 3 cell communications costs 4 development _ africa.*.