Perhaps you should try some spelling variations:
information centre » information centers, information contents
oral communication » personal communication
technologien fur » technologien des, technologien und, technologies 2
developing china » developing china's, development china, developing caring
fur information » zur information, fair information, your information
4 developing » 3 developing
china africa » cpia africa, china asia
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 fur information centre _ oral communication costs 4 developing china africa.*.