Perhaps you should try some spelling variations:
technologien aids » technologien als, technologien ad, technologien des
information costs » information contents, information centers, information content
dem communication » de communication, debt communication, team communication
aids information » chandos information, series information
23.4 developing » 13.4 developing, 2.4 developing, 3.4 developing
developing a » developing _
costs 23.4 » costs 2.4, costs 4.4, costs 2.3
costs des » costs fees
des dem » das dem, des der, des des
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information costs des dem communication costs 23.4 developing a areas.*.