Perhaps you should try some spelling variations:
oral communication » personal communication
iv transformation » v transformation, iv transformationen, die transformation
transformation a » transformation _
technologie iv » technologies iv, technologie im, technologien im
3 developing » 3 development
who oral » who deal
costs 3 » costs _, costs 4, costs a
a who » _ who, 3 who, 1 who

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

• Adding a wildcard symbol may retrieve word variants: technologie iv transformation a who oral communication costs 3 developing _ areas.*.