Perhaps you should try some spelling variations:
oral communication » personal communication
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
die variation » de variation, does variation, der variation
typology die » typology _, typology 4.1, typology 6
variation 6 » variation _, variations _, variation des
media au » medias au, media a, media ai
ex oral » new oral
6 ex » 6 sex, _ ex, 1 ex

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

• Adding a wildcard symbol may retrieve word variants: typology die variation 6 ex oral communication media au developpement de l'afrique.*.