Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
technologien aids » technologien als, technologien ad, technologien des
put communication » post communication, et communication, get communication
aids information » chandos information, series information
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing 1 » developing _, developing a, developing e
content auf » contents auf, content a, content about
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
auf put » auf paul

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 auf put communication costs 2.2 developing 1 africa.*.