Perhaps you should try some spelling variations:
efficient communication » effective communication
daf transformation » data transformation, die transformation, der transformation
communication cost » communication costs, communication costa, communications costs
technologies daf » technologies dans, technologies a, technologies de
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
und efficient » und effiziente, und effizienz, und effizienter
developing a » developing _
cost 2.2 » costs 2.2, cost 2.4, cost 3.2
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: technologies daf transformation _ und efficient communication cost 2.2 developing a areas.*.