Perhaps you should try some spelling variations:
master communication » matter communication, water communication, disaster communication
technologies based » technologies used, technology based, technologies a
based innovation » und innovation
de developpement » sme development
developpement et » developpement des, developpement de, development east
das master » das muster, das monster, a master
et afrique » en afrique, l afrique
a das » 1 das, 2 das, 3 das
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies based innovation a das master communication a de developpement et afrique.*.