Perhaps you should try some spelling variations:
developpement durable » developpement de
communication india » communication media, communications media
der communication » de communication, under communication, debt communication
technologien des » technologien fur, technologien und, technologies 2
formaler labor » formal labor, female labor, farmer labor
durable africa » rural africa
des formaler » des formalen, der formale, das formale
labor case » labor cost, labor code
case der » case des, case under, phase der

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

• Adding a wildcard symbol may retrieve word variants: technologien des formaler labor case der communication india _ developpement durable africa.*.