Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
base communication » based communication, face communication, aware communication
communication 3.3 » communication _, communication a, communication 1
technologies de » technologies _, technologies 4, technologies 2
de information » die information, de informacion, e information
developing ce » developing e, developing ict, developing cil
ce l'afrique » de l'afrique, de l'amerique
content 2.1 » contents 2.1, context 2.1, content 2.3
2.1 base » 2.1 bases, 2.1 case, 3.1 base

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

• Adding a wildcard symbol may retrieve word variants: technologies de information content 2.1 base communication 3.3 _ developing ce l'afrique.*.