Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
developing china » developing china's, development china, developing caring
des information » des informations, does information, dis information
1 developing » 3 developing, 4 developing, 2 developing
china africa » cpia africa, china asia
content 4 » content _, content 1, content 3
costs 1 » costs _, costs 4, costs a
4 oral » _ oral, 2 oral

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

• Adding a wildcard symbol may retrieve word variants: technologien des information content 4 oral communication costs 1 developing china africa.*.