Perhaps you should try some spelling variations:
oral communication » personal communication
information 2.2.1 » information 12.2.1, information 2.2.2, information 2.2.3
developing better » developing after, developing gender, developing water
technologien und » technologie und, technologien des, technologien fur
und information » fund information, road information, award information
better access » greater access
a developing » a development
2.2.1 why » 1.2.1 why, 2.1.1 why, 2.2.2 why
why oral » why rural, why deal
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologien und information 2.2.1 why oral communication costs a developing better access.*.