Perhaps you should try some spelling variations:
developing learning » development learning, developing teaching
des transformation » des transformations, der transformation, de transformation
transformation 13 » transformation 1.3, transformations 13, transformation 1
technologien des » technologien fur, technologien und, technologies 2
de communication » mobile communication, online communication
4 developing » 3 developing
costs 4 » costs _, costs a, costs 4.2
13 und » 1933 und
und de » und der, und des, und den
loss. » less.

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

• Adding a wildcard symbol may retrieve word variants: technologien des transformation 13 und de communication costs 4 developing learning loss.*.