Perhaps you should try some spelling variations:
based communications » based communication, speed communications, aided communications
communications costs » communication costs, communications _
2.4 developpement » 2.4 development, 2007 developpement, de developpement
information 1.3 » information 14.3, information 1.2, information 10.4
des afrique » en afrique, de l'afrique
costs 2.4 » costs 12.4, costs 23.4, cost 2.4
1.3 area » 1.1 area, 6.3 area, 18.3 areas

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

• Adding a wildcard symbol may retrieve word variants: technology _ information 1.3 area based communications costs 2.4 developpement des afrique.*.