Perhaps you should try some spelling variations:
natural communication » cultural communication, material communication, mutual communication
information needs » information networks
set developpement » et developpement, de developpement, le developpement
communication 3 » communication _, communication a
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
des africa » does africa, yes africa, de africa
2 natural » 1 natural, 3 natural, 2.2 natural
needs 2 » needs _, needs a, needs 3
3 set » _ set, a set, 2 set

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

• Adding a wildcard symbol may retrieve word variants: technologies a information needs 2 natural communication 3 set developpement des africa.*.