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
developpement il » developpement de, developpement et, developpement du
technologies de » technologies _, technologies 4, technologies 2
de information » die information, de informacion, e information
il afrique » l afrique, en afrique
needs 5.2 » needs 5.3, needs 8.2, needs 2
5.2 time » 1.2 time, 4.2 time, 7.2 time
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: technologies de information needs 5.2 time communication a des developpement il afrique.*.