Perhaps you should try some spelling variations:
based communications » based communication, speed communications, aided communications
communications costs » communication costs, communications _
de developpement » sme development
information 4 » information 2
technology 1 » technology _
des afrique » en afrique, de l'afrique
aes based » ses based, areas based, cases based
costs de » costs _, costs 4, costs a
4 aes » _ aes, 4 abs, 4 als

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information 4 aes based communications costs de developpement des afrique.*.