Perhaps you should try some spelling variations:
weser communication » water communication, better communication, master communication
technologies used » technologies based, technology used, technologies _
de developpement » sme development
used innovation » user innovation, use innovation, based innovation
innovation 3 » innovation 1, innovation 4
des afrique » en afrique, de l'afrique
das weser » das wesen, das wiener, das messer
3 das » 1 das, 2 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 3 das weser communication _ de developpement des afrique.*.