Perhaps you should try some spelling variations:
oral communication » personal communication
et developpement » de developpement, le developpement, test development
developpement de » developpement des, developpement durable
communication 3 » communication _, communication a
variation der » variation des, variation bei, variation _
6 variation » 6 variations, _ variation, 2 variation
typology 6 » typology _, typology 4.1
de afrique » de l'afrique, en afrique, l afrique
3 et » 13 et, 3 fet, 3 set

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: typology 6 variation der _ oral communication 3 et developpement de afrique.*.