Perhaps you should try some spelling variations:
downward communication » towards communication, aware communication, hazard communication
information costs » information contents, information centers, information content
technologies bit » technologies art, technologies box, technologies _
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
bit information » ct information, get information, iot information
5.4 downward » 2.5 downward, 14.7 downward, _ downward
costs 5.4 » costs 4.4, costs 6.4, costs 2.4

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

• Adding a wildcard symbol may retrieve word variants: technologies bit information costs 5.4 downward communication _ le developpement en afrique.*.