Perhaps you should try some spelling variations:
active communication » reactive communication, proactive communication, actions communication
information chapter » information center, information centers, information exchanges
communication 4.1 » communication 4.3, communication 7.1, communication 1
development l » development li, development 1, development law
l afrique » en afrique
2 active » _ active, 3 active, 2 action
4.1 a » 4.1 _, 2.1 a, 3.1 a

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information chapter 2 active communication 4.1 a development l afrique.*.