Perhaps you should try some spelling variations:
downward communication » towards communication, aware communication, hazard communication
information costs » information contents, information centers, information content
communication 3.2 » communication 3.3, communication 3.4, communication 2
developpement de » developpement des, developpement durable
technologies co » technologies _, technologies 4, technologies 2
co information » do information, 2 information, 1 information
4 downward » _ downward, a downward, 5.4 downward
de afrique » de l'afrique, en afrique, l afrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies co information costs 4 downward communication 3.2 _ developpement de afrique.*.