Perhaps you should try some spelling variations:
active communication » reactive communication, proactive communication, actions communication
information costs » information contents, information centers, information content
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
3 active » _ active
costs 3 » costs _, costs 4, costs 5
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 _ information costs 3 active communication costs a developpement en afrique.*.