Perhaps you should try some spelling variations:
site developpement » site development, de developpement, le developpement
fair compensation » labor compensation, fair competition, land compensation
technologies 4 » technologies _
compensation 7 » compensation 17, compensation _, compensation 4
4 innovation » 2 innovation, 3 innovation, der innovation
des afrique » en afrique, de l'afrique
7 site » _ site, a site
8 act » _ act, 8 art, 8 ict
8 att » _ att, 7 att, 8 art

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies 4 innovation ((8 act) OR (8 att)) fair compensation 7 site developpement des afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 4 innovation ((8 act) OR (8 att)) fair compensation 7 site developpement des afrique.*.