Perhaps you should try some spelling variations:
oral communication » personal communication
information users » information use, information centers, information und
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
developing seas » developing areas, developing east, developing self
users chapter » answers chapter, papers chapter, others chapter
chapter oral » chapter global, chapter one
a developing » a development
costs a » 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 users chapter oral communication costs a developing seas areas.*.