Perhaps you should try some spelling variations:
case communication » based communication, scale communication, face communication
information book » information bank, information box, information banks
de developpement » sme development
developpement de » developpement des, developpement durable
communication 1 » communication _, communication a, communication 3
technologies 4 » technologies _
4 information » 2 information, 1 information
de afrique » de l'afrique, en afrique, l afrique
book type » block type, bank type, book time
type case » typed case, types case, type based
1 de » 1 die, 1 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information book type case communication 1 de developpement de afrique.*.