Perhaps you should try some spelling variations:
persona communication » personal communication, personal communications, personal communicator
des developpement » des developpements, de developpement, le developpement
communication 13 » communication 1.3, communication 3, communication 1
des variation » does variation, de variation, der variation
des afrique » en afrique, de l'afrique
de persona » de personal, de personas, die persona
13 des » 13 does, 13 der, 13 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 _ de persona communication 13 des developpement des afrique.*.