Perhaps you should try some spelling variations:
technologies used » technologies based, technology used, technologies _
3.5 communication » 3.2 communication, 3 communication, 2.3 communication
net developpement » et developpement, de developpement, le developpement
agricultural co » agricultural crop, agricultural _, agricultural crops
developpement l » developpement il, developpement la, developpement de
used improving » users improving, ed improving, field improving
l afrique » en afrique
co 3.5 » co 4.3.5, cost 3.5
a net » a new, _ net, a neo

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

• Adding a wildcard symbol may retrieve word variants: technologies used improving agricultural co 3.5 communication a net developpement l afrique.*.