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

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(typologie OR typology) des variation der den rural communications a bau developpement en afrique.~".
• Adding a wildcard symbol may retrieve word variants: (typologie OR typology) des variation der den rural communications a bau developpement en afrique.*.