Perhaps you should try some spelling variations:
oral communication » personal communication
information based » information case, information bank, transformation based
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
a developing » a development
developing 1 » developing _, developing a, developing e
based des » based modes, based debt, based deep
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 des information based des oral communication costs a developing 1 africa.*.