Perhaps you should try some spelling variations:
der communication » de communication, under communication, debt communication
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
contents 3.3 » contents 3.1, content 3.3, contexts 3.3
4 developing » 3 developing
developing a » developing _
a africa » 1 africa, can africa, em africa
3.3 der » 2.3 der, 4.3 der
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 ad information contents 3.3 der communication costs 4 developing a africa.*.