Perhaps you should try some spelling variations:
developpement durable » developpement de
rural communication » rural communications, oral communication, moral communication
aus developpement » au developpement, du developpement, ou developpement
des variation » does variation, de variation, der variation
new rural » new real
a aus » _ aus, a auf, i aus
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation _ new rural communication a aus developpement durable afrique.*.