Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
technologien des » technologien fur, technologien und, technologies 2
de communication » mobile communication, online communication
des information » des informations, does information, dis information
3.3 developing » 4 developing, 2 developing, 1 developing
costa 3.3 » cost 3.2, costs 3.5, cost 2.3
3.2 why » 1.2 why, 2.2 why, 8.2 why
why de » why do, why does, why code

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 3.2 why de communication costa 3.3 developing _ access.*.