Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
information 1.2 » information 1.5.2, information 2
3.3 developing » 4 developing, 2 developing, 1 developing
why personal » my personal, a personal, 1 personal
developing a » developing _
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
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 als information 1.2 why personal communication costs 3.3 developing a access.*.