Perhaps you should try some spelling variations:
oral communication » personal communication
du developpement » de developpement, le developpement, et developpement
communication 2 » communication _, communication a, communication 3
des variation » does variation, de variation, der variation
variation 6 » variation _, variations _, variation des
des afrique » en afrique, de l'afrique
debt oral » debt moral, debt oil
6 debt » 3 debt, 4 debt
2 du » 2 zu, 2 de, 2 eu
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 6 debt oral communication 2 du developpement des afrique.*.