Perhaps you should try some spelling variations:
change information » chandos information, trade information
technology change » technological change, technological changes
3.2 communication » 3 communication, 2.3 communication, de communication
trade development » software development
development de » development d, development ds, developpement de
information 1 » information 2, information 3, information 3.2
costs trade » costly trade
de afrique » de l'afrique, en afrique, l afrique
cost 3.2 » cost 2.4
1 cost » 11 cost, 12 cost, 14 cost

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

• Adding a wildcard symbol may retrieve word variants: technology change information 1 cost 3.2 communication costs trade development de afrique.*.