Perhaps you should try some spelling variations:
oral communication » personal communication
trade information » price information, private information, trade integration
technology trade » technology trends, technology transfer, technology transfers
developpement en » developpement et, developpement des, developpement de
communication 3 » communication _, communication a
a developpement » au developpement, de developpement, le developpement
information 2 » information 3
de oral » de otras, new oral
2 de » 2 die, 2 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technology trade information 2 de oral communication 3 a developpement en afrique.*.