Perhaps you should try some spelling variations:
oral communication » personal communication
information costs » information contents, information centers, information content
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
developing asia » development asia, developing a
3 developing » 3 development
debat oral » debat moral, debate moral, debat social
asia korea » asia horeca, asean korea
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information costs debat oral communication costs 3 developing asia korea.*.