Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
communications costs » communication costs, communications _
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
4 development » 2 development, 4 developing
der personal » der personalen, der personen, der person
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 _ der personal communications costs 4 development 1 areas.*.