Perhaps you should try some spelling variations:
change information » chandos information, trade information
technology change » technological change, technological changes
information notes » information notice, information states, information needs
3.2 communication » 3 communication, 2.3 communication, de communication
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
notes wage » rates wage
l afrique » en afrique
wage 3.2 » wage 2.2
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology change information notes wage 3.2 communication costs 4 developpement l afrique.*.