Perhaps you should try some spelling variations:
developpement durable » developpement de
rural communication » rural communications, oral communication, moral communication
au developpement » du developpement, de developpement, le developpement
variation des » variation _, variation 6, variation series
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
new rural » new real
a au » a auf, a bau, a aus

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

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