Perhaps you should try some spelling variations:
active communication » reactive communication, proactive communication, actions communication
technologies from » technology from, technologies co, technologies art
informal sectors » informal sector
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologies from informal sectors _ active communication costs de developpement l afrique.*.