Perhaps you should try some spelling variations:
butter communication » better communication, matter communication, twitter communication
site developpement » site development, de developpement, le developpement
technologies used » technologies based, technology used, technologies _
developpement de » developpement des, developpement durable
used innovation » user innovation, use innovation, based innovation
communication 3 » communication _, communication a
innovation 2 » innovation 1, innovation 4, innovation 3
die butter » die mutter, eier butter, die bucher
3 site » 35 site, _ site, a site

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

• Adding a wildcard symbol may retrieve word variants: technologies used innovation 2 die butter communication 3 site developpement de l'afrique.*.