Perhaps you should try some spelling variations:
better communication » written communication, external communication, disaster communication
technologies used » technologies based, technology used, technologies _
de developpement » sme development
used innovation » user innovation, use innovation, based innovation
developpement l » developpement il, developpement la, developpement de
innovation 1 » innovation _, innovation a
l afrique » en afrique
a better » _ better
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 innovation 1 a better communication a de developpement l afrique.*.