Perhaps you should try some spelling variations:
information centers » information contents, information officers
10 communication » 1 communication, de communication, 3 communication
developing intra » developing data, developing ict, developing interbank
technologies 2 » technologies _, technologies 4
4.3 developing » 3.3 developing, 1.3 developing, 7.3 developing
intra africa » intra african, internal africa, central africa
centers 2 » centers 21, centers _, center 2
costs 4.3 » costs 4.2, costs 4.4, costs 2.3
2 10 » _ 10, 2 1, 9 10

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information centers 2 10 communication costs 4.3 developing intra africa.*.