Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
oral communication » personal communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
2 developing » 3 developing, 4 developing, 2 development
developing a » developing _
a africa » 1 africa, can africa, em africa
costs 2 » costs 20, costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologien als information content _ oral communication costs 2 developing a africa.*.