Perhaps you should try some spelling variations:
speed communications » based communication, cell communications, guinea communications
communications costs » communication costs, communications _
information centers » information contents, information officers
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
centers does » century does, centers money, contexts does
4 developing » 3 developing
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 centers does speed communications costs 4 developing _ africa.*.