Perhaps you should try some spelling variations:
actors communication » actions communication, active communication, networks communication
information 12.3.2 » information 1.2.3.2, information 12.2.2, information 2.3.2
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
20 developing » 2 developing, 10 developing, 24 developing
developing e » developing _, developing a, developing east
12.3.2 key » 2.3.2 key, 1.3.2 key, 11.3.2 key
key actors » key factors
costs 20 » costs 60, costs 2.3, costs 2.1
e access » 2 access, 3 access, 4 access

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information 12.3.2 key actors communication costs 20 developing e access.*.