Perhaps you should try some spelling variations:
change information » chandos information, trade information
technology change » technological change, technological changes
developpement la » developpement de, developpement et, developpement du
information hat » information what, information have, information how
4 communication » 3 communication, 5.4 communication, de communication
a developpement » au developpement, de developpement, le developpement
la afrique » l afrique, la fabrique, en afrique
hat trade » wheat trade, east trade, net trade
trade 4 » trade _, trade a
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 hat trade 4 communication costs a developpement la afrique.*.