Perhaps you should try some spelling variations:
transformation changes » transformative changes, transformation challenges, transformational change
des transformation » des transformations, der transformation, de transformation
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
changes from » change from, challenges from
a developing » a development
developing a » developing _
from oral » from moral, from rural, from oil
costs a » costs _, costs 4
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien des transformation changes from oral communication costs a developing a areas.*.