Perhaps you should try some spelling variations:
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
des informations » aids information
developing rates » developing states, developing water, developing cities
informations 1 » informations und, informations sur, informations och
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
rates access » water access, rails access, greater access
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
why oral » why rural, why deal
1 why » _ why

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

• Adding a wildcard symbol may retrieve word variants: technologien des informations 1 why oral communication costs 2.2 developing rates access.*.