Perhaps you should try some spelling variations:
technologien als » technologien des, technologien fur, technologien und
de communication » mobile communication, online communication
als information » als informations, aids information, laws information
4 developing » 3 developing
developing a » developing _
costs 4 » costs _, costs a, costs 4.2

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

• If you are trying to use Boolean operators, they must be ALL CAPS: technologien als information 3.2 _ de communication costs 4 developing a (asezs. OR aezs.)~.
• Adding a wildcard symbol may retrieve word variants: technologien als information 3.2 _ de communication costs 4 developing a (asezs. or aezs.)*.