Perhaps you should try some spelling variations:
natural communication » cultural communication, material communication, mutual communication
leur developpement » le developpement, deux developpements, de developpement
information needs » information networks
technologies iv » technologies bit, technologies _, technologies 4
communication 3 » communication _, communication a
iv information » 2 information, 1 information
des africa » does africa, yes africa, de africa
1 natural » 2 natural, 3 natural, 1 nature
needs 1 » needs 11, needs _, needs a
3 leur » a leur, 3 lehr

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

• Adding a wildcard symbol may retrieve word variants: technologies iv information needs 1 natural communication 3 leur developpement des africa.*.