Perhaps you should try some spelling variations:
oral communication » personal communication
technologien und » technologie und, technologien des, technologien fur
information case » information based, information can, information costs
developing areas » developing asia, developing east, developing a
und information » fund information, road information, award information
3 developing » 3 development
areas access » farmers access, cartels access, markets access
costs 3 » costs _, costs 4, costs a
case n » case 1, case 2, case 3
n oral » _ oral, 2 oral, 4 oral

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

• Adding a wildcard symbol may retrieve word variants: technologien und information case n oral communication costs 3 developing areas access.*.