Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien und » technologie und, technologien des, technologien fur
de communication » mobile communication, online communication
und information » fund information, road information, award information
10 developing » 1 developing, 3 developing, 4 developing
developing a » developing _
contents 3 » contents 1, contents _, contents i
a africa » 1 africa, can africa, em africa
cost 10 » cost 12, cost 15, cost 1.2
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 und information contents 3 de communication cost 10 developing a africa.*.