Perhaps you should try some spelling variations:
face communication » voice communication, de communication, time communication
information costs » information contents, information centers, information content
communication 3.2 » communication 3.3, communication 3.4, communication 2
technologies a » technologies _, technologies 4, technologies 2
development li » development lid, development lie, development lin
a information » 2 information, 1 information
li afrique » l afrique, en afrique
costs ena » costs a
ena face » en face, a face, la face

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

• Adding a wildcard symbol may retrieve word variants: technologies a information costs ena face communication 3.2 _ development li afrique.*.