Perhaps you should try some spelling variations:
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
information ich » information im, information i, information iii
4 developing » 3 developing
developing a » developing _
die oral » die moral, die orte
ich die » sich die, reich die, auch die
costs 4 » costs _, costs a, costs 4.2
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien des information ich die oral communication costs 4 developing a areas.*.