Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
informations 3.2 » information 3.2, information 2.3.2, information 3.2.2
4 development » 2 development, 4 developing
der personal » der personalen, der personen, der person
3.2 der » 2.2 der
costs 4 » costs _, costs a, costs 4.2
1 areas » 1 area, 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 3.2 der personal communication costs 4 development 1 areas.*.