Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
3 communication » 4 communication, de communication, data communication
content 13.5 » content 3.5, content 3.2, content 3.3
3 developing » 3 development
costs 3 » costs _, costs 4, costs a
13.5 3 » 13.5 _, 13.5 a, 11.5 3

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information content 13.5 3 communication costs 3 developing _ africa.*.