Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
trade information » price information, private information, trade integration
technology trade » technology trends, technology transfer, technology transfers
a communications » a communication, data communications, a communicative
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
information im » information 2, information 1, information 1.2
im practical » diem practical, tpm practical, a practical
practical a » practical _, practical e, practical m
l afrique » en afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology trade information im practical a communications costs a developpement l afrique.*.