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
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
developing 4 » developing _, developing a, developing e
costs des » costs fees
costs 2.3 » costs 4.2, costs 4.4
des dem » das dem, des der, des des
4 areas » 1 areas, 2 areas, 4 areal

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 2.3 developing 4 areas.*.