Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien zur » technologien fur, technologien des, technologien und
information case » information based, information can, information costs
zur information » fur information, your information, der information
von personal » non personal, lohn personal, von personen
4 developing » 3 developing
developing e » developing _, developing a, developing east
case von » cases von, phase von, case v
e access » 2 access, 3 access, 4 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 zur information case von personal communication costs 4 developing e access.*.