Perhaps you should try some spelling variations:
energy transformational » energy transformation, energy transformations, energy transportation
transformational role » transformation role, transformational use, transformational growth
technologie energy » technology energy, technologies general, technologie der
oral communication » personal communication
4 developing » 3 developing
developing a » developing _
role does » role des, prose does, role de
does oral » does formal, does oil
costs 4 » costs _, costs a, costs 4.2
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: technologie energy transformational role does oral communication costs 4 developing a areas.*.