Perhaps you should try some spelling variations:
natural communication » cultural communication, material communication, mutual communication
information needs » information networks
et developpement » de developpement, le developpement, test development
developpement de » developpement des, developpement durable
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
de africa » does africa, de america, use africa
a et » a set, a net, a bet

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 _ natural communication a et developpement de africa.*.