Perhaps you should try some spelling variations:
guinea communications » business communications, online communications, data communications
communications costs » communication costs, communications _
au developpement » du developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
technologies 1 » technologies _, technologies 4, technologies 2
1 interaction » 10 interaction, 17 interaction, 19 interaction
interaction a » interaction _, interaction 1, interaction 4
data guinea » data guide
costs au » costs a, costs amy, costs _

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 interaction a data guinea communications costs au developpement en afrique.*.