Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
change information » chandos information, trade information
14 communications » 10 communications, 14 communication, 4 communications
information id » information im, information i, information iii
developing li » developing ai, developing l2, developing cil
4 developing » 3 developing
li afrique » l afrique, en afrique
case 14 » case 1.4, cases 14, case 1
costs 4 » costs _, costs a, costs 4.2
technological » technologies

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

• Adding a wildcard symbol may retrieve word variants: technological change information id case 14 communications costs 4 developing li afrique.*.