Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
de communication » mobile communication, online communication
content from » context from, control from
4 developing » 3 developing
from de » from dem, from deep
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information content from de communication costs 4 developing _ africa.*.