Perhaps you should try some spelling variations:
oral communication » personal communication
4 transformation » 1 transformation, die transformation, der transformation
transformation a » transformation _
developing based » development based, developing asia, developing east
technologies 4 » technologies _
3 developing » 3 development
based areal » based real, base areas, based animal
der oral » der moral, der ort, der orte
costs 3 » costs _, costs 4, costs a
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 transformation a der oral communication costs 3 developing based areal.*.