Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
oral communication » personal communication
developing east » development east, developing a, developing asia
technologien 1 » technologies 1, technologien _, technologien 4
context does » contexts does, content does, context do
4 developing » 3 developing
east africa » west africa
does oral » does formal, does oil
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 1 information context does oral communication costs 4 developing east africa.*.