Perhaps you should try some spelling variations:
active communication » reactive communication, proactive communication, actions communication
information century » information centers, information centre, information center
communication 2.4 » communication 3.3, communication 4, communication _
technologies ary » technologies vary, technologies art, technologies any
ary information » early information, party information, jury information
20 developing » 2 developing, 10 developing, 24 developing
developing l2 » developing _, developing a, developing e
century 2.1 » century 3.1, century 2.2, century 1
2.1 active » 1.1 active, 3.1 active, 6.1 active
l2 afrique » l afrique, en afrique
2.4 20 » 2.4 25

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

• Adding a wildcard symbol may retrieve word variants: technologies ary information century 2.1 active communication 2.4 20 developing l2 afrique.*.