Perhaps you should try some spelling variations:
africa development » african development, american development, physical development
oral communication » personal communication
development manuel » developpement manuel, development model, development master
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
her oral » new oral
a africa » 1 africa, can africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation _ her oral communication a africa development manuel afrique.*.