Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
information needs » information networks
technologies can » technologies a, technologies co, technologies _
de communication » mobile communication, online communication
developpement en » developpement et, developpement des, developpement de
can information » von information, von informationen
communication 5 » communication _, communication a, communication 3
needs 4.3 » needs 4.5, needs 3
4.3 de » 4.3 die, 4.3 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 can information needs 4.3 de communication 5 leur developpement en afrique.*.