Perhaps you should try some spelling variations:
rural communications » oral communication, rural telecommunications, cultural communications
communications a » communications _, communications law, communications media
au developpement » du developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
variation der » variation des, variation bei, variation _
den rural » do rural, modern rural
der den » oder den, der de, der der
a au » a auf, a bau, a aus

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

• Adding a wildcard symbol may retrieve word variants: typology _ variation der den rural communications a au developpement en afrique.*.