Perhaps you should try some spelling variations:
oral communication » personal communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
development 2.1 » development 1
information 3 » information 2
2.1 areal » 2.1 area, 2.1 real, 2.1 areas
costs 2 » costs 20, 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 als information 3 _ oral communication costs 2 development 2.1 areal.*.