Perhaps you should try some spelling variations:
personal communication » interpersonal communication
transformative model » transformative power, transformative role, transformative media
code personal » model personal, some personal, de personal
3 developing » 3 development
developing a » developing _
costs 3 » costs _, costs 4, costs a
a areal » _ areal, 2 areal, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologie _ transformative model code personal communication costs 3 developing a areal.*.