Perhaps you should try some spelling variations:
downward communication » towards communication, aware communication, hazard communication
information costs » information contents, information centers, information content
communication 7.1 » communication 4.1, communication 1, communication 3.3
technologies pt » technologies _, technologies 4, technologies 2
pt information » ct information, plot information, get information
eu development » 2 development, 3 development, 4 development
development l » development li, development 1, development law
de downward » _ downward, a downward, 2.5 downward
l afrique » en afrique
costs de » costs _, costs 4, costs a
7.1 eu » 2.1 eu, 3.1 eu, 1.1 eu

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

• Adding a wildcard symbol may retrieve word variants: technologies pt information costs de downward communication 7.1 eu development l afrique.*.