Perhaps you should try some spelling variations:
information centers » information contents, information officers
de communication » mobile communication, online communication
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
4 developing » 3 developing
developing 1 » developing _, developing a, developing e
centers 4 » centers _, center 4, centers 3
costs 4 » costs _, costs a, costs 4.2
4 de » 4 die, 4 der, 4 des

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information centers 4 de communication costs 4 developing 1 africa.*.