Perhaps you should try some spelling variations:
technologies trade » technology trade, technologies case, technologies table
6.12 communication » 6.2 communication, 6.1.3 communication, 3.2 communication
trade information » price information, private information, trade integration
developpement la » developpement de, developpement et, developpement du
information ode » information code, information oder, information model
a developpement » au developpement, de developpement, le developpement
la afrique » l afrique, la fabrique, en afrique
case 6.12 » care 6.12, case 6.1, case 6.13
ode case » node case, one case, pde case
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: technologies trade information ode case 6.12 communication costs a developpement la afrique.*.