Perhaps you should try some spelling variations:
developpement durable » developpement de
rural communication » rural communications, oral communication, moral communication
communication flows » communication flow, communication from, communication factors
e developpement » de developpement, le developpement, et developpement
des variation » does variation, de variation, der variation
variation bei » variation des, variation der, variation _
typology des » typologie des, typologie der, typology _
flows e » flows _, flows 1, flows 2

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

• Adding a wildcard symbol may retrieve word variants: typology des variation bei _ rural communication flows e developpement durable afrique.*.