Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
used information » user information, use information, based information
information when » information what, information war, information wants
de developpement » sme development
technology used » technology use, technology based, technology users
des afrique » en afrique, de l'afrique
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology used information when _ 3.2 communication costs de developpement des afrique.*.