Perhaps you should try some spelling variations:
oral communication » personal communication
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
information use » information und, information 2
developing a » developing _
new oral » new moral, knew moral, new rural
use new » case new
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information use new oral communication costs _ developing a areas.*.