Perhaps you should try some spelling variations:
des transformation » des transformations, der transformation, de transformation
transformation als » transformation a, transformation _, transformation 1
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
development base » development based, development case, development cases
4 development » 2 development, 4 developing
base areas » basic areas, based areal, basin areas
der oral » der moral, der ort, der orte
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 des transformation als der oral communication costs 4 development base areas.*.