Perhaps you should try some spelling variations:
oral communication » personal communication
information costs » information contents, information centers, information content
technologien und » technologie und, technologien des, technologien fur
developing basin » developing asia, developing asian, developing based
und information » fund information, road information, award information
a developing » a development
basin areas » basin area, basic areas, base areas
costs des » costs fees
des oral » des moral, des oil, des orts
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 und information costs des oral communication costs a developing basin areas.*.