Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
deux developpement » deux developpements, de developpement, du developpement
developpement de » developpement des, developpement durable
des variation » does variation, de variation, der variation
models verbal » models several, models versus, models global
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 _ models verbal communication a deux developpement de l'afrique.*.