Perhaps you should try some spelling variations:
oral communication » personal communication
technologien fur » technologien des, technologien und, technologies 2
developing after » developing water, developing eastern, development after
fur information » zur information, fair information, your information
information 1.1 » information 10.1, information 12.1, information 14.1
4 developing » 3 developing
after access » water access, after accession, better access
why oral » why rural, why deal
1.1 why » 1.1 what
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: technologien fur information 1.1 why oral communication costs 4 developing after access.*.