Perhaps you should try some spelling variations:
trade information » price information, private information, trade integration
5.4 communication » de communication, data communication
technology trade » technology trends, technology transfer, technology transfers
information war » information what, information wants, information when
a developpement » au developpement, de developpement, le developpement
des afrique » en afrique, de l'afrique
war trade » water trade, fair trade, fur trade
trade 5.4 » trade 5.3, trade 4, trade 2.2
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 trade information war trade 5.4 communication costs a developpement des afrique.*.