Perhaps you should try some spelling variations:
information centres » information centre, information centrism, information centers
rural communication » rural communications, oral communication, moral communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
developing cpia » developing china, developing asia, developing cil
7.3 developing » 3.3 developing, 1.3 developing, 2.2 developing
costs 7.3 » costs 2.3, costs 4.3, costs 5.3

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

• Adding a wildcard symbol may retrieve word variants: technologien des information centres _ rural communication costs 7.3 developing cpia africa.*.