Perhaps you should try some spelling variations:
oral communication » personal communication
communication law » communications law, communication layer, communication 3
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
variation using » variations during, variation und, variation among
des variation » does variation, de variation, der variation
new oral » new moral, knew moral, new rural
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 new oral communication law le developpement en afrique.*.