Perhaps you should try some spelling variations:
oral communication » personal communication
das developpement » des developpements, de developpement, du developpement
variation series » education series, action series, edition series
developpement et » developpement des, developpement de, development east
des variation » does variation, de variation, der variation
et afrique » en afrique, l afrique
series dr » series d, series de, series _
dr oral » dr osrar
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 series dr oral communication _ das developpement et afrique.*.