Perhaps you should try some spelling variations:
oder informationsquelle » als informationsquelle, die informationsquellen, der informationellen
informationsquelle 1 » informationsquellen b, informationsquelle der, informationsquellen 3.3
technologie oder » technologie der, technologie de, technologies under
3 development » 2 development
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: technologie oder informationsquelle 1 a mobile communication costs 3 development a access.*.