Perhaps you should try some spelling variations:
oral communication » personal communication
technologien und » technologie und, technologien des, technologien fur
developing areas » developing asia, developing east, developing a
und information » fund information, road information, award information
information can » information case, information 1, information 1.2
3.3 developing » 4 developing, 2 developing, 1 developing
areas access » farmers access, cartels access, markets access
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
who oral » who deal
can who » man who, can why, can when

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

• Adding a wildcard symbol may retrieve word variants: technologien und information can who oral communication costs 3.3 developing areas access.*.