Perhaps you should try some spelling variations:
der transformation » die transformation, zur transformation, energy transformation
transformation aus » transformation als, transformation a, transformation case
oral communication » personal communication
technologies der » technologies de, technologie der, technologies under
developing sea » developing asia, developing self, developing a
4 developing » 3 developing
costs 4 » costs _, costs a, costs 4.2
w oral » _ oral, 2 oral, 4 oral
aus w » aus 3, aus _, auf w
area. » areas.

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

• Adding a wildcard symbol may retrieve word variants: technologies der transformation aus w oral communication costs 4 developing sea area.*.