Perhaps you should try some spelling variations:
information centers » information contents, information officers
der communication » de communication, under communication, debt communication
technologien der » technologien des, technologie der, technologien fur
der information » insider information, sector information, labor information
developing de » developing e, developing ce, developing deep
4 developing » 3 developing
centers a » centers _, center a, enters a
de africa » does africa, de america, use africa
costs 4 » costs _, costs a, costs 4.2
a der » _ der, 2 der, 3 der

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 der communication costs 4 developing de africa.*.