Perhaps you should try some spelling variations:
4 transformation » 1 transformation, die transformation, der transformation
de communication » mobile communication, online communication
technologies 4 » technologies _
4 developing » 3 developing
developing a » developing _
costs 4 » costs _, costs a, costs 4.2
a areas » 1 areas, 2 areas, 4 areas
und de » und der, und des, und den

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 transformation _ und de communication costs 4 developing a areas.*.