Perhaps you should try some spelling variations:
developpement durable » developpement de
rural communication » rural communications, oral communication, moral communication
de developpement » sme development
variation oder » variation der, variation over, variation des
des variation » does variation, de variation, der variation
new rural » new real
oder new » order new, der new, over new
a de » a die, a der, a des
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 oder new rural communication a de developpement durable afrique.*.