Perhaps you should try some spelling variations:
oral communication » personal communication
information costs » information contents, information centers, information content
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
a developing » a development
developing a » developing _
a arenas » _ arenas, a areas, 11 arenas
costs 3 » costs _, costs 4, costs 5
costs a » costs _, costs 4
3 oral » _ oral, 2 oral, 4 oral

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

• Adding a wildcard symbol may retrieve word variants: technologien als information costs 3 oral communication costs a developing a arenas.*.