Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien als » technologien des, technologien fur, technologien und
de communication » mobile communication, online communication
als information » als informations, aids information, laws information
12 developing » 1.2 developing, 2 developing, 1 developing
developing a » developing _
contents 3 » contents 1, contents _, contents i
a africa » 1 africa, can africa, em africa
cost 12 » cost 1.2, cost 15, cost 3.2
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 als information contents 3 de communication cost 12 developing a africa.*.