Perhaps you should try some spelling variations:
technologies trade » technology trade, technologies case, technologies table
16.1 communication » 1.1 communication, 4.1 communication, 1.3 communication
developpement du » developpement de, developpement des, developpement et
integration ode » integration oder, integration model, integration over
a developpement » au developpement, de developpement, le developpement
du afrique » en afrique, l afrique, de l'afrique
case 16.1 » case 14.1, case 13.1, case 15.1
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 integration ode case 16.1 communication costs a developpement du afrique.*.