Perhaps you should try some spelling variations:
change information » chandos information, trade information
technology change » technological change, technological changes
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
information what » information war, information when, information wants
et developpement » de developpement, le developpement, test development
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
costs et » costs _, costs 4, costs a
can 6.2 » can 5.2, ocean 6.2

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

• Adding a wildcard symbol may retrieve word variants: technology change information what can 6.2 communication costs et developpement l afrique.*.