Perhaps you should try some spelling variations:
reactive communication » proactive communication, active communication, seductive communication
information costs » information contents, information centers, information content
communication 6.5 » communication 5.5, communication 6.2, communication 6.1
means reactive » means active, mean relative, mean tractive
z development » 2 development, 3 development, 4 development
development l » development li, development 1, development law
costs means » costs meat
l afrique » en afrique
6.5 z » 6.5 _, 6.5 a, 6.5 2

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information costs means reactive communication 6.5 z development l afrique.*.