Perhaps you should try some spelling variations:
developpement durable » developpement de
communication medium » communication mediums, communication media, communications media
get communication » et communication, debt communication, de communication
au developpement » du developpement, de developpement, le developpement
groups does » groups der, groups die
medium au » medium a, medium fur, medium run
does get » does debt, does best, does de
technologien » technologies, technologie, technological

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

• Adding a wildcard symbol may retrieve word variants: technologien _ informal groups does get communication medium au developpement durable afrique.*.