Perhaps you should try some spelling variations:
trade information » price information, private information, trade integration
2.7 communication » 2.3 communication, 3.2 communication, 2 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 case » dar case, war cash, war causes
case 2.7 » case 2.3, case 2.1, case 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 case 2.7 communication costs a developpement des afrique.*.