Perhaps you should try some spelling variations:
transformations between » transformation between, transitions between, transformations series
de transformations » des transformations, de transformation, code transformations
do communication » do communications, de communication, ngo communication
technologie de » technologies de, technologie der, technologie die
4 developing » 3 developing
developing 1 » developing _, developing a, developing e
levels do » levels dr, levels how, levels low
costs 4 » costs _, costs a, costs 4.2
1 areas » 1 area, 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 transformations between levels do communication costs 4 developing 1 areas.*.