Perhaps you should try some spelling variations:
und informationsquellen » die informationsquellen, als informationsquelle, und informationelle
informationsquellen 1 » informationsquelle 1, informationsquellen b, informationsquellen 3.3
technologien und » technologie und, technologien des, technologien fur
3 developing » 3 development
developing a » developing _
a mobile » _ mobile
a access » 2 access, 3 access, 4 access
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien und informationsquellen 1 a mobile communication costs 3 developing a access.*.