Perhaps you should try some spelling variations:
information needs » information networks
technologies can » technologies a, technologies co, technologies _
de communication » mobile communication, online communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
can information » von information, von informationen
communication 5 » communication _, communication a, communication 3
needs 4.5 » needs 4.3
4.5 de » 4.5 die, 4.5 der, 4.5 does
5 de » 5 die, 5 der, _ de

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 4.5 de communication 5 de developpement en afrique.*.