Perhaps you should try some spelling variations:
aided communications » wired communications, speed communications, guinea communications
communications costs » communication costs, communications _
developpement en » developpement et, developpement des, developpement de
era information » a information, via information, 4a information
a developpement » au developpement, de developpement, le developpement
technology era » technology eva, technology e, technology e.g
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology era information _ areal aided communications costs a developpement en afrique.*.