Perhaps you should try some spelling variations:
technologien aids » technologien als, technologien ad, technologien des
der communication » de communication, under communication, debt communication
aids information » chandos information, series information
information case » information based, information can, information costs
6.4 developing » 5.4 developing, 3.3 developing, 2.2 developing
costs 6.4 » costs 4.4, costs 4.2, costs 2.3
case des » cases des, case das, phase des
des der » des dr, des ddr, des dem

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information case des der communication costs 6.4 developing _ areal.*.