Perhaps you should try some spelling variations:
persona communication » personal communication, personal communications, personal communicator
die developpement » de developpement, le developpement, du developpement
developpement de » developpement des, developpement durable
communication 3 » communication _, communication a
la variation » la variacion, a variation, la validation
typology la » typology a, typology alma, typology _
variation 1 » variations 1, variation _, variation 6
die persona » die person, de persona, die personale
1 die » 2 die, _ die
3 die » 2 die, _ die

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

• Adding a wildcard symbol may retrieve word variants: typology la variation 1 die persona communication 3 die developpement de l'afrique.*.