Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information centers » information contents, information officers
do communications » 10 communications, 14 communications, 2 communications
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
developing can » developing a, developing ai, developing av
2 developing » 3 developing, 4 developing, 2 development
can africa » urban africa
centers 1 » centers 10, centers 21, centers _
costs 2 » costs 20, costs _, costs 4
1 do » _ do

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

• Adding a wildcard symbol may retrieve word variants: technologien als information centers 1 do communications costs 2 developing can africa.*.