Perhaps you should try some spelling variations:
trade information » price information, private information, trade integration
3.2 communication » 3 communication, 2.3 communication, de communication
technology trade » technology trends, technology transfer, technology transfers
developpement du » developpement de, developpement des, developpement et
information war » information what, information wants, information when
4 developpement » de developpement, le developpement, et developpement
crimes 3.2 » crimes 3.1, crises 3.2, crimes 9.3.2
du afrique » en afrique, l afrique, de l'afrique
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 trade information war crimes 3.2 communication costs 4 developpement du afrique.*.