Perhaps you should try some spelling variations:
de transformation » die transformation, e transformation, 1 transformation
de communication » mobile communication, online communication
technologien de » technologien des, technologies de, technologie de
a developing » a development
costs a » costs _, costs 4
a some » 3 some, 4 some, 1 some

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologien de transformation ((a some) OR (2 some)) de communication costs a developing _ areas.~".
• Adding a wildcard symbol may retrieve word variants: technologien de transformation ((a some) OR (2 some)) de communication costs a developing _ areas.*.