Perhaps you should try some spelling variations:
oral communication » personal communication
information needs » information networks
des developpement » des developpements, de developpement, le developpement
developpement em » developpement et, developpement en, developpement des
communication 3 » communication _, communication a
technologies 4 » technologies _
4 information » 2 information, 1 information
em africa » 1 africa
needs 1 » needs 11, needs _, needs a
1 oral » 10 oral, 14 oral, 16 oral
3 des » 3 der, 3 das, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information needs 1 oral communication 3 des developpement em africa.*.