Perhaps you should try some spelling variations:
deux developpements » des developpements, de developpement, du developpement
information needs » information networks
developpements en » developpement en, developpement et, developpements de
used information » user information, use information, based information
technology used » technology use, technology based, technology users
communication 5 » communication _, communication a, communication 3
6.5 mobile » 6.6 mobile, 9.5 mobile, 6.5.1 mobile
needs 6.5 » needs 4.5, needs 2.5, needs 8.5
5 deux » a deux, 2 deux, 3 deux

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

• Adding a wildcard symbol may retrieve word variants: technology used information needs 6.5 mobile communication 5 deux developpements en afrique.*.