Perhaps you should try some spelling variations:
smith communication » south communications, elite communication, month communication
change information » chandos information, trade information
technology change » technological change, technological changes
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
rees smith » does smith
l afrique » en afrique
3.2 rees » 3.2 green, 3.2 greek, 3.2 regex
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 3.2 rees smith communication costs 4 developpement l afrique.*.