Perhaps you should try some spelling variations:
oral communication » personal communication
communication 2.4 » communication 3.3, communication 4, communication _
el developpement » et developpement, en developpement, et developpements
developpement la » developpement de, developpement et, developpement du
variation using » variations during, variation und, variation among
des variation » does variation, de variation, der variation
using does » using deep, being does, using aes
la afrique » l afrique, la fabrique, en afrique
does oral » does formal, does oil
2.4 el » 2.4 eu, 3.4 el
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 using does oral communication 2.4 el developpement la afrique.*.