Perhaps you should try some spelling variations:
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
informations sur » informations und
2.1 developing » 2.2 developing, 2.3 developing, 2.6 developing
developing a » developing _
sur direct » your direct, er direct, jr direct
costs 2.1 » costs 2.3, costs 4.1, costs 2.2
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 informations sur direct oral communication costs 2.1 developing a areas.*.