Perhaps you should try some spelling variations:
rural communication » rural communications, oral communication, moral communication
developpement de » developpement des, developpement durable
3 developpement » de developpement, le developpement, et developpement
typologien de » typologien der, typologie des, typologie der
de variation » der variation, die variation, does variation
variation 6 » variation _, variations _, variation des
2 rural » a rural
media 3 » media _, media 1, media 4

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

• Adding a wildcard symbol may retrieve word variants: typologien de variation 6 2 rural communication media 3 developpement de l'afrique.*.