Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information costs » information contents, information centers, information content
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
development 2.3 » development 2.1, development 1
2 personal » 1 personal, 4 personal
2.3 access » 5.3 access, 1.3 access, 2.4 access
costs 2 » costs 20, costs _, costs 4
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologien des information costs 2 personal communication costs a development 2.3 access.*.