Perhaps you should try some spelling variations:
informationen case » information case, information cause, informationen als
und informationen » und information, und informationelle, fund information
des communication » les communications, nets communication, c's communication
technologien und » technologie und, technologien des, technologien fur
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
costs 2.3 » costs 4.2, costs 4.4
case das » case des, case case, case data
das des » cas des, das der, das dem

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

• Adding a wildcard symbol may retrieve word variants: technologien und informationen case das des communication costs 2.3 developing _ areas.*.