Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien ad » technologien am, technologien und, technologien als
information 1.2 » information 1.5.2, information 2
ad information » d information, nd information, od information
1.5 developing » 1.3 developing, 15 developing, 1.4 developing
why personal » my personal, a personal, 1 personal
developing a » developing _
costs 1.5 » costs 3.5, costs 2.5, costs 4.5
a access » 2 access, 3 access, 4 access
1.2 why » 1.2 what

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information 1.2 why personal communication costs 1.5 developing a access.*.