Perhaps you should try some spelling variations:
transformation based » transformation case, transformation a, transformation als
2.2 transformation » die transformation, der transformation, 1 transformation
oral communication » personal communication
developing basin » developing asia, developing asian, developing based
technology 2.2 » technology _, technology 1, technology 3
4 developing » 3 developing
based one » based onu, based money, based mode
one oral » one moral, one rural, one oil
costs 4 » costs _, costs a, costs 4.2
area. » areas.

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

• Adding a wildcard symbol may retrieve word variants: technology 2.2 transformation based one oral communication costs 4 developing basin area.*.