Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
rural communications » oral communication, rural telecommunications, cultural communications
information centre » information centers, information contents
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
3.3 developing » 4 developing, 2 developing, 1 developing
centre des » centre de, centrale des, centres de
des rural » do rural, has rural
costs 3.3 » costs 2.3, costs 3.5, costs 4.3

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

• Adding a wildcard symbol may retrieve word variants: technologien does information centre des rural communications costs 3.3 developing _ africa.*.