Perhaps you should try some spelling variations:
information centers » information contents, information officers
communication cost » communication costs, communication costa, communications costs
technologien fur » technologien des, technologien und, technologies 2
de communication » mobile communication, online communication
fur information » zur information, fair information, your information
11.3 developing » 1.3 developing, 10.3 developing, 11.5 developing
centers case » center case, century case, centers can
developing a » developing _
cost 11.3 » cost 11.5, cost 4.1.3, costs 11.1
a africa » 1 africa, can africa, em africa
case de » case des, case d, case d1

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 case de communication cost 11.3 developing a africa.*.