Perhaps you should try some spelling variations:
developpement urban » development urban, developpement rural, developpement durable
oral communication » personal communication
information need » information needs, information needed, information speed
de developpement » sme development
communication 1 » communication _, communication a, communication 3
technologies 1 » technologies _, technologies 4, technologies 2
urban africa » urban area
1 de » 1 die, 1 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information need more oral communication 1 de developpement urban africa.*.