Perhaps you should try some spelling variations:
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
information when » information what, information war, information wants
de developpement » sme development
use information » user information, house information, users information
developpement l » developpement il, developpement la, developpement de
technology use » technology 1, technology 2.2, technology 3
l afrique » en afrique
costs de » costs _, costs 4, costs a
when a » when _
a 4.1 » a 4.2, a 6.1

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

• Adding a wildcard symbol may retrieve word variants: technology use information when a 4.1 communication costs de developpement l afrique.*.