Perhaps you should try some spelling variations:
transformations within » transformations between
oral communication » personal communication
4 transformations » _ transformations, 4 transformation, 9 transformations
technologien 4 » technologien _, technologien 1, technologien 5
within model » within me, within mnes
4 developing » 3 developing
model oral » modern oral, novel oral
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien 4 transformations within model oral communication costs 4 developing _ arenas.*.