Perhaps you should try some spelling variations:
sign communication » open communication, human communication, 3 communication
transformation 2 » transformation _, transformation a, transformation 1
technologie die » technologie de, technologie im, technologie der
4 developing » 3 developing
developing 2 » developing _, developing a, developing e
some sign » some big
costs 4 » costs _, costs a, costs 4.2
2 areal » 2 real, _ areal, 2 areas

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

• Adding a wildcard symbol may retrieve word variants: technologie die transformation 2 some sign communication costs 4 developing 2 areal.*.