Perhaps you should try some spelling variations:
integration trade » integration strategy, migration trade, integration tool
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
food integration » world integration, grid integration, und integration
developpement en » developpement et, developpement des, developpement de
technology food » technology from, technology fund, technology firms
4 developpement » de developpement, le developpement, et developpement
trade prices » crude prices, trade practices, trade policies
prices 6.2 » prices 3.2, prices 4.2, prices 5.2
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology food integration trade prices 6.2 communication costs 4 developpement en afrique.*.