Perhaps you should try some spelling variations:
developpement durable » developpement de
change information » chandos information, trade information
technology change » technological change, technological changes
2 communication » 3 communication, 4 communication, 1 communication
a developpement » au developpement, de developpement, le developpement
information a » information age, information about
costs a » costs _, costs 4
case 2 » case 1

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

• Adding a wildcard symbol may retrieve word variants: technology change information a case 2 communication costs a developpement durable afrique.*.