Perhaps you should try some spelling variations:
3.3 communication » 2.3 communication, 3.2 communication, 3.5 communication
used information » user information, use information, based information
de developpement » sme development
technology used » technology use, technology based, technology users
developpement l » developpement il, developpement la, developpement de
information b » information 2, information 1, information bank
b services » tb services, e services, d services
l afrique » en 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 b services 3.3 communication costs de developpement l afrique.*.