Perhaps you should try some spelling variations:
et developpement » de developpement, le developpement, test development
technology trade » technology trends, technology transfer, technology transfers
developpement de » developpement des, developpement durable
trade balloting » trade allocating, trade following
3 communication » 4 communication, de communication, data communication
targets rule » targets whole, target file
de afrique » de l'afrique, en afrique, l afrique
costs et » costs _, costs 4, costs a
rule 3 » rule _, rule 1, rule 4

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

• Adding a wildcard symbol may retrieve word variants: technology trade balloting targets rule 3 communication costs et developpement de afrique.*.