Perhaps you should try some spelling variations:
mutual communication » cultural communication, virtual communication, natural communication
lehr developpement » leur developpement, le developpement, de developpement
information needs » information networks
communication 3.2 » communication 3.3, communication 3.4, communication 2
technologies 2 » technologies _, technologies 4
des africa » does africa, yes africa, de africa
3.2 lehr » 3.2 les, 3 lehr, 3.2 le
needs 1 » needs 11, needs _, needs a

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information needs 1 mutual communication 3.2 lehr developpement des africa.*.