Perhaps you should try some spelling variations:
oral communication » personal communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
communication 2 » communication _, communication a, communication 3
des variation » does variation, de variation, der variation
dem oral » dem gral, dem ort
2 de » 2 die, 2 der, _ de
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 _ dem oral communication 2 de developpement en afrique.*.