Perhaps you should try some spelling variations:
rural communications » oral communication, rural telecommunications, cultural communications
set developpement » et developpement, de developpement, le developpement
communications 2 » communications _, communications a, communications 5
developpement de » developpement des, developpement durable
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
es rural » has rural, 2 rural, 4 rural
2 set » _ set, a set

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation _ es rural communications 2 set developpement de l'afrique.*.