Perhaps you should try some spelling variations:
trade information » price information, private information, trade integration
technology trade » technology trends, technology transfer, technology transfers
information what » information war, information when, information wants
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
3 communication » 4 communication, de communication, data communication
costs au » costs a, costs amy, costs _
each 3 » teach 3, each _, each m

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

• Adding a wildcard symbol may retrieve word variants: technology trade information what each 3 communication costs au developpement de l'afrique.*.