Perhaps you should try some spelling variations:
actors communication » actions communication, active communication, networks communication
developpement zones » development zones, developpement des, development zone
technology concept » technology content, technology contents, technology choice
die developpement » de developpement, le developpement, du developpement
communication 3 » communication _, communication a
zones africa » rates africa, towns africa, works africa
five actors » five factors, five sectors, five vectors
3 die » 2 die, _ die

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

• Adding a wildcard symbol may retrieve word variants: technology concept formation _ five actors communication 3 die developpement zones africa.*.