Perhaps you should try some spelling variations:
rural communications » oral communication, rural telecommunications, cultural communications
le developpement » de developpement, sme development
variation der » variation des, variation bei, variation _
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
des afrique » en afrique, de l'afrique
does rural » homes rural

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation der does rural communications _ le developpement des afrique.*.