Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information case » information based, information can, information costs
development 10.3 » development 10.1, development 10.2, development 15.3
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
4 development » 2 development, 4 developing
neo personal » der personal, de personal, des personal
10.3 access » 1.3 access, 10.2 access, 10.5.3 access
case neo » case new, case npo, case n
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 ad information case neo personal communication costs 4 development 10.3 access.*.