Perhaps you should try some spelling variations:
time communication » de communication, mobile communication, online communication
information needs » information networks
des developpement » des developpements, de developpement, le developpement
used information » user information, use information, based information
developpement en » developpement et, developpement des, developpement de
technology used » technology use, technology based, technology users
communication 5 » communication _, communication a, communication 3
needs 6.5 » needs 4.5, needs 2.5, needs 8.5
6.5 time » 5.5 time, 6.5 die
5 des » 5 does, 5 der, 5 das

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 time communication 5 des developpement en afrique.*.