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

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

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