Perhaps you should try some spelling variations:
developpement durable » developpement de
rural communication » rural communications, oral communication, moral communication
communication flow » communication flows, communication from, communication five
e developpement » de developpement, le developpement, et developpement
des variation » does variation, de variation, der variation
variation bei » variation des, variation der, variation _
flow e » flow _, flow 1, flow 3
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 bei _ rural communication flow e developpement durable afrique.*.