Perhaps you should try some spelling variations:
person communication » personal communication, personal communications, irsn communication
communication 3 » communication _, communication a
development min » development main, development menu, development may
des variation » does variation, de variation, der variation
min afrique » en afrique
6 first » 3 first, 1 first, 4 first
typologie » typologies, typology

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "typologie des variation ((6 first) OR (2 first)) person communication 3 _ development min afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie des variation ((6 first) OR (2 first)) person communication 3 _ development min afrique.*.