Perhaps you should try some spelling variations:
der communication » de communication, under communication, debt communication
information case » information based, information can, information costs
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing a » developing _
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
case des » cases des, case das, phase des
des der » des dr, des ddr, des dem
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 _ information case des der communication costs 2.2 developing a areas.*.