Perhaps you should try some spelling variations:
transformation role » transformation rule, transformational role, transformation rules
de transformation » die transformation, e transformation, 1 transformation
oil communication » oral communication, social communication, moral communication
technologie de » technologies de, technologie der, technologie die
3 developing » 3 development
developing a » developing _
role des » rolle des, role de
des oil » does oil, des oid, debt oil
costs 3 » costs _, costs 4, costs a
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 de transformation role des oil communication costs 3 developing a areas.*.