Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information 2.5.1 » information 2.3.1, information 2.5.3, information 2.5.4
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
how personal » from personal, a personal, 1 personal
3 developing » 3 development
developing a » developing _
a access » 2 access, 3 access, 4 access
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 2.5.1 how personal communication costs 3 developing a access.*.