Perhaps you should try some spelling variations:
sites developpement » site development, site's development, de developpement
meer communication » mover communication, better communication, master communication
technologies used » technologies based, technology used, technologies _
developpement en » developpement et, developpement des, developpement de
used innovation » user innovation, use innovation, based innovation
communication 1 » communication _, communication a, communication 3
innovation 2 » innovation 1, innovation 4, innovation 3
das meer » der meer
1 sites » _ sites, 2 sites, 7 sites
2 das » 1 das

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 das meer communication 1 sites developpement en afrique.*.