Perhaps you should try some spelling variations:
change information » chandos information, trade information
6.12 communication » 6.2 communication, 6.1.3 communication, 3.2 communication
technology change » technological change, technological changes
information can » information case, information 1, information 1.2
a developpement » au developpement, de developpement, le developpement
des afrique » en afrique, de l'afrique
cash 6.12 » case 6.12, care 6.12, cash 3.2
can cash » a cash
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 can cash 6.12 communication costs a developpement des afrique.*.