Perhaps you should try some spelling variations:
information centers » information contents, information officers
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
4 developing » 3 developing
centers de » centers _, centres de, centers 10
de human » e human, one human, use human
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 des information centers de human communication costs 4 developing _ africa.*.