Perhaps you should try some spelling variations:
oral communication » personal communication
information cause » information case, information use, information classes
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
4 developing » 3 developing
developing a » developing _
cause neo » case neo, cause new, cause de
neo oral » new oral, who oral
a access » 2 access, 3 access, 4 access
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information cause neo oral communication costs 4 developing a access.*.