Perhaps you should try some spelling variations:
transformation based » transformation case, transformation a, transformation als
zur transformation » rural transformation, die transformation, energy transformation
oral communication » personal communication
developing areas » developing asia, developing east, developing a
technology zur » technology 4ir, technologien zur, technology _
4 developing » 3 developing
areas access » farmers access, cartels access, markets access
based non » based new
non oral » non oil, non arab
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: technology zur transformation based non oral communication costs 4 developing areas access.*.