Perhaps you should try some spelling variations:
oral communication » personal communication
trade information » price information, private information, trade integration
set developpement » et developpement, de developpement, le developpement
technology trade » technology trends, technology transfer, technology transfers
information its » information it's, information units, information im
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
der oral » der moral, der ort, der orte
its der » its debt
a set » _ set

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

• Adding a wildcard symbol may retrieve word variants: technology trade information its der oral communication a set developpement l afrique.*.