Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologies trade » technology trade, technologies case, technologies table
trade information » price information, private information, trade integration
10 communications » 10 communication, 14 communications, 2 communications
do developpement » de developpement, du developpement, le developpement
developpement l » developpement il, developpement la, developpement de
policy zu » policy 1, policy 3, policy 4
l afrique » en afrique
costs do » costs down, costs how, costs _
zu 10 » zu 100, zu 1, zu 14

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

• Adding a wildcard symbol may retrieve word variants: technologies trade information policy zu 10 communications costs do developpement l afrique.*.