Perhaps you should try some spelling variations:
mutual communication » cultural communication, virtual communication, natural communication
developpements zones » development zones, developpement des, development zone
des developpements » deux developpements, de developpement, et developpements
information needs » information networks
technologies 4 » technologies _
4 information » 2 information, 1 information
zones africa » rates africa, towns africa, works africa
needs 1 » needs 11, needs _, needs a
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 4 information needs 1 mutual communication a des developpements zones africa.*.