Perhaps you should try some spelling variations:
active communication » reactive communication, proactive communication, actions communication
information centre » information centers, information contents
communication 2.2 » communications 2.2, communication 2.4, communication 3.2
technologies key » technologies any, technologies know, technologies _
key information » energy information
20 developing » 2 developing, 10 developing, 24 developing
developing a » developing _
centre 2.1 » centre 2.3, century 2.1, centre 2010
2.1 active » 1.1 active, 3.1 active, 6.1 active
a afrique » l afrique, en afrique
2.2 20 » 2.2 2d

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

• Adding a wildcard symbol may retrieve word variants: technologies key information centre 2.1 active communication 2.2 20 developing a afrique.*.