Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
used information » user information, use information, based information
information when » information what, information war, information wants
developpement il » developpement de, developpement et, developpement du
technology used » technology use, technology based, technology users
a developpement » au developpement, de developpement, le developpement
il afrique » l afrique, en afrique
costs a » costs _, costs 4
when a » when _
a 4.2 » a 3.2

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 a 4.2 communications costs a developpement il afrique.*.