Perhaps you should try some spelling variations:
master communication » matter communication, water communication, disaster communication
technologies used » technologies based, technology used, technologies _
communication des » communication modes, communication design, communication data
development desd » development ssesd, development does, development deal
used innovation » user innovation, use innovation, based innovation
innovation 1 » innovation _, innovation a
desd afrique » en afrique, de l'afrique
das master » das muster, das monster, a master
des gas » des gens

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

• Adding a wildcard symbol may retrieve word variants: technologies used innovation 1 das master communication des gas development desd afrique.*.