Perhaps you should try some spelling variations:
communication medium » communication mediums, communication media, communications media
und developpement » un developpement, en developpement, de developpement
de communication » mobile communication, online communication
developpement du » developpement de, developpement des, developpement et
technologies 2 » technologies _, technologies 4
informal out » informal oath, informal output, informal group
2 informal » _ informal, 3 informal, 8 informal
medium und » medien und
du afrique » en afrique, l afrique, de l'afrique
out them » bout them, about them, out other
them de » thema der, thema des

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 informal out them de communication medium und developpement du afrique.*.