Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
base communication » based communication, face communication, aware communication
communication 2.4 » communication 3.3, communication 4, communication _
developing l2 » developing _, developing a, developing e
3 developing » 3 development
content 1.5 » context 1.5, content 3.5, content 4.5
l2 afrique » l afrique, en afrique
1.5 base » 1.5 das
2.4 3 » 2.4 3d, 2.4 _, 2.4 a

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information content 1.5 base communication 2.4 3 developing l2 afrique.*.