Perhaps you should try some spelling variations:
face communication » voice communication, de communication, time communication
information costs » information contents, information centers, information content
communication 7.1 » communication 4.1, communication 1, communication 3.3
development law » development latin, development 1
technologies 2 » technologies _, technologies 4
law afrique » l afrique
costs who » costs when, costs how, costs ch
who face » who have, who made, who act

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information costs who face communication 7.1 _ development law afrique.*.