Perhaps you should try some spelling variations:
fur informationsquelle » als informationsquelle, die informationsquellen, und informationsquellen
informationsquelle 1 » informationsquellen b, informationsquelle der, informationsquellen 3.3
oral communication » personal communication
technologien fur » technologien des, technologien und, technologies 2
3 development » 2 development
neo oral » new oral, who oral
3 access » 2 access
costs 3 » costs _, costs 4, costs a
1 neo » _ neo, 1 new, a neo

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

• Adding a wildcard symbol may retrieve word variants: technologien fur informationsquelle 1 neo oral communication costs 3 development 3 access.*.