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
developpement et » developpement des, developpement de, development east
information per » information super, information part, information pt
a developpement » au developpement, de developpement, le developpement
et afrique » en afrique, l afrique
per case » per class, per se, our case
case 6.2 » case 6.12, case f6.2, case 4.2
costs a » costs _, costs 4

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

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