Perhaps you should try some spelling variations:
active communication » reactive communication, proactive communication, actions communication
developing learning » development learning, developing teaching
de transformation » die transformation, e transformation, 1 transformation
transformation a » transformation _
learning arenas » learning areas
technology de » technology does, technology dlt, technology 1
4 developing » 3 developing
und active » und aktive, und enactive, under active
costs 4 » costs _, costs a, costs 4.2
a und » _ und, a une, i und

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

• Adding a wildcard symbol may retrieve word variants: technology de transformation a und active communication costs 4 developing learning arenas.*.