Perhaps you should try some spelling variations:
better communication » written communication, external communication, disaster communication
sites developpement » site development, site's development, de developpement
technologies used » technologies based, technology used, technologies _
communication web » communication what, communication _, communication a
developpement en » developpement et, developpement des, developpement de
used innovation » user innovation, use innovation, based innovation
innovation 3 » innovation 1, innovation 4
dam better » a better, do better, can better
web sites » web site
3 dam » 3 das, _ dam, a dam

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

• Adding a wildcard symbol may retrieve word variants: technologies used innovation 3 dam better communication web sites developpement en afrique.*.