Perhaps you should try some spelling variations:
4 informationsquelle » als informationsquelle, die informationsquellen, und informationsquellen
informationsquelle 1 » informationsquellen b, informationsquelle der, informationsquellen 3.3
moral communication » oral communication, global communication, verbal communication
3.5 development » 3.1 development, 3.2 development, 3.3 development
technologies 4 » technologies _
development 2 » development 1, development 2.1, development 2.3
kiel moral » die moral
costs 3.5 » costs 4.2, costs 4.4, costs 2.3
2 access » 3 access
1 kiel » _ kiel

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 informationsquelle 1 kiel moral communication costs 3.5 development 2 access.*.