Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
information case » information based, information can, information costs
4 development » 2 development, 4 developing
development 2 » development 1, development 2.1, development 2.3
der personal » der personalen, der personen, der person
case der » case des, case under, phase der
2 access » 3 access
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien does information case der personal communication costs 4 development 2 access.*.