Perhaps you should try some spelling variations:
oral communication » personal communication
communication 3.1 » communication 3.3, communication 3.2, communication 3.4
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
variation being » variation bei, variation using, variation among
des variation » does variation, de variation, der variation
being des » being does, being dead, being design
des oral » des moral, des oil, des orts
3.1 le » 3.1 les, 1.1 le, 3.1 la
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation being des oral communication 3.1 le developpement en afrique.*.