Perhaps you should try some spelling variations:
technologies trade » technology trade, technologies case, technologies table
6.1 communication » 4.1 communication, 1.1 communication, 3.1 communication
developpement la » developpement de, developpement et, developpement du
integration ode » integration oder, integration model, integration over
a developpement » au developpement, de developpement, le developpement
la afrique » l afrique, la fabrique, en afrique
ode case » node case, one case, pde case
case 6.1 » case 16.1, case 6.12, case 6.13
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 6.1 communication costs a developpement la afrique.*.