Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologien fairs » technologien fur, technologien als, technologies fail
information centre » information centers, information contents
fairs information » fair information, aids information, dis information
do communications » 10 communications, 14 communications, 2 communications
centre phase » centre case, centre stage, centre state
4 developing » 3 developing
developing v » developing av, developing _, developing a
phase do » phase de, phase der, phase des
v africa » 1 africa, em africa
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 fairs information centre phase do communications costs 4 developing v africa.*.