Perhaps you should try some spelling variations:
pluralen communication » oral communication, cultural communication, human communication
information center » information centers, information centre, information content
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
4 developing » 3 developing
1 pluralen » _ pluralen, im pluralen, der pluralen
center 1 » center _, center a, center 2.1
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 does information center 1 pluralen communication costs 4 developing _ africa.*.