Perhaps you should try some spelling variations:
information centers » information contents, information officers
technologies 2.1 » technologies _, technologies 4, technologies a
go communication » ngo communication, do communications, de communication
2.1 information » 3.1 information
1.4 developing » 12.4 developing, 1.3 developing, 14 developing
centers case » center case, century case, centers can
developing a » developing _
costs 1.4 » costs 11.4, costs 12.4, costs 4.4
a africa » 1 africa, can africa, em africa
case go » case g

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information centers case go communication costs 1.4 developing a africa.*.