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 la » developpement de, developpement et, developpement du
information als » information age, information a, information act
a developpement » au developpement, de developpement, le developpement
la afrique » l afrique, la fabrique, en afrique
als case » als care, goals case, sales 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 als case 6.2 communication costs a developpement la afrique.*.