Perhaps you should try some spelling variations:
guinea communications » business communications, online communications, data communications
communications costs » communication costs, communications _
information needs » information networks
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
technologies 1 » technologies _, technologies 4, technologies 2
fet guinea » new guinea
needs fet » needs test, needs text, needs f
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: technologies 1 information needs fet guinea communications costs a developpement en afrique.*.