Perhaps you should try some spelling variations:
site developpement » site development, de developpement, le developpement
vote communication » voice communication, ante communication, remote communication
technologies use » technologies used, technologies uses, technologies case
developpement du » developpement de, developpement des, developpement et
use information » user information, house information, users information
about have » about leave, about care, about half
du afrique » en afrique, l afrique, de l'afrique
have vote » have come, have done, have gone
a site » _ site

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

• Adding a wildcard symbol may retrieve word variants: technologies use information about have vote communication a site developpement du afrique.*.