Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
des communication » les communications, nets communication, c's communication
technologien mit » technologies mimt, technologien im, technologien ist
information case » information based, information can, information costs
mit information » might information, math information, ct information
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
case des » cases des, case das, phase des
cost 2.2 » costs 2.2, cost 2.4, cost 3.2
des des » des deas, des dem, des der

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

• Adding a wildcard symbol may retrieve word variants: technologien mit information case des des communication cost 2.2 developing _ areas.*.