Perhaps you should try some spelling variations:
technologies used » technologies based, technology used, technologies _
3.2 communication » 3 communication, 2.3 communication, de communication
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
used improving » users improving, ed improving, field improving
l afrique » en afrique
a de » a die, a der, a des

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 _ 3.2 communication a de developpement l afrique.*.