Perhaps you should try some spelling variations:
active communication » reactive communication, proactive communication, actions communication
leur developpement » le developpement, deux developpements, de developpement
trade information » price information, private information, trade integration
technology trade » technology trends, technology transfer, technology transfers
developpement en » developpement et, developpement des, developpement de
information 3 » information 2
costs leur » costs clear
a active » 3a active, ea active, _ active

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

• Adding a wildcard symbol may retrieve word variants: technology trade information 3 a active communication costs leur developpement en afrique.*.