Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information centre » information centers, information contents
technologien des » technologien fur, technologien und, technologies 2
de communication » mobile communication, online communication
des information » des informations, does information, dis information
developing em » developing e, developing eq, developing amp
4 developing » 3 developing
em africa » 1 africa
centre 3 » centre _, centre a, centre c
cost 4 » cost _, cost 2.4
3 de » 3 die, 3 der, 3 des

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

• Adding a wildcard symbol may retrieve word variants: technologien des information centre 3 de communication cost 4 developing em africa.*.