Perhaps you should try some spelling variations:
developpement durable » developpement de
communication medium » communication mediums, communication media, communications media
un developpement » en developpement, de developpement, le developpement
e communication » de communication, 1 communication, une communication
technologien 3 » technologies 3, technologien _, technologie 3
groups does » groups der, groups die
3 informal » _ informal, vs informal
medium un » medium und, medium run, medium fur
does e » does de, does _, does a

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

• Adding a wildcard symbol may retrieve word variants: technologien 3 informal groups does e communication medium un developpement durable afrique.*.