Perhaps you should try some spelling variations:
de transformations » des transformations, de transformation, code transformations
face communication » voice communication, de communication, time communication
transformations 1 » transformations _, transformations 3, transformations 4
developing karst » developing east, developing forest, developing heart
technologies de » technologies _, technologies 4, technologies 2
3 developing » 3 development
karst areas » karstic areas, forest areas, thrust areas
und face » und fach, und farbe, und fabel
costs 3 » costs _, costs 4, costs a
1 und » _ und, i und, 2 und

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

• Adding a wildcard symbol may retrieve word variants: technologies de transformations 1 und face communication costs 3 developing karst areas.*.