Perhaps you should try some spelling variations:
information centers » information contents, information officers
technologien der » technologien des, technologie der, technologien fur
de communication » mobile communication, online communication
der information » insider information, sector information, labor information
4 developing » 3 developing
developing e » developing _, developing a, developing east
centers a » centers _, center a, enters a
e africa » em africa, de africa, eu africa
costs 4 » costs _, costs a, costs 4.2
a de » a die, a der, a des

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

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