Perhaps you should try some spelling variations:
oral communication » personal communication
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
variation des » variation _, variation 6, variation series
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
media le » media love, media age, media law

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 auf oral communication media le developpement de l'afrique.*.