Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
2.2 communications » 2.2 communication, 4.2 communications, 3.2 communication
trade information » price information, private information, trade integration
information taxes » information tables, information thanks, information table
technology trade » technology trends, technology transfer, technology transfers
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
taxes space » tax space
space 2.2 » space 2.1, space 3.2, space 3.3
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 taxes space 2.2 communications costs a developpement l afrique.*.