Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
informations 4.3.2 » information 4.3.2, information 4.3.3, information 2.3.2
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
3 developing » 3 development
developing a » developing _
a access » 2 access, 3 access, 4 access
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien des informations 4.3.2 _ online communication costs 3 developing a access.*.