Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
8.3 communications » 8.3 communication, 2.3 communication, 4.3 communication
trade information » price information, private information, trade integration
technology trade » technology trends, technology transfer, technology transfers
information when » information what, information war, information wants
developpement en » developpement et, developpement des, developpement de
e developpement » de developpement, le developpement, et developpement
when race » when face, when faced, women race
race 8.3 » france 8.3, races 1.3, races 6.3
costs e » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology trade information when race 8.3 communications costs e developpement en afrique.*.