Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
information needs » information networks
de communication » mobile communication, online communication
developpement du » developpement de, developpement des, developpement et
communication 5 » communication _, communication a, communication 3
du afrique » en afrique, l afrique, de l'afrique
needs 5.3 » needs 4.3, needs 2.3, needs 5.2
5.3 de » 5.3 die, 5.3 der, 2.3 de
5 leur » a leur

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information needs 5.3 de communication 5 leur developpement du afrique.*.