Perhaps you should try some spelling variations:
oral communication » personal communication
des developpement » des developpements, de developpement, le developpement
developpement et » developpement des, developpement de, development east
des variation » does variation, de variation, der variation
rates oral » rates formal, rates rural, rates brazil
et afrique » en afrique, l afrique
a des » a der, a das
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 _ rates oral communication a des developpement et afrique.*.