Perhaps you should try some spelling variations:
communication cross » communication costs
oral communication » personal communication
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
des variation » does variation, de variation, der variation
typology des » typologie des, typologie der, typology _
de afrique » de l'afrique, en afrique, l afrique
cross le » cross age, cross sea, cross _
ex oral » new oral

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

• Adding a wildcard symbol may retrieve word variants: typology des variation _ ex oral communication cross le developpement de afrique.*.