Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
en developpement » et developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
technologie und » technologies 2.1
innovation 1 » innovation _, innovation a
campaign en » campaign don, campaign era, campaign red
das de » das der, das dem, das den

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

• Adding a wildcard symbol may retrieve word variants: technologie und innovation 1 das de communication campaign en developpement en afrique.*.