Perhaps you should try some spelling variations:
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
developing west » developing tests, developing waste, developing east
4 developing » 3 developing
centers de » centers _, centres de, centers 10
de data » e data, wide data, de datos
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 de data communications costs 4 developing west africa.*.