Perhaps you should try some spelling variations:
oral communication » personal communication
communication law » communications law, communication layer, communication 3
des developpement » des developpements, de developpement, le developpement
developpement la » developpement de, developpement et, developpement du
variation des » variation _, variation 6, variation series
6 variation » 6 variations, _ variation, 2 variation
typology 6 » typology _, typology 4.1
la afrique » l afrique, la fabrique, en afrique
law des » law codes

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

• Adding a wildcard symbol may retrieve word variants: typology 6 variation des _ oral communication law des developpement la afrique.*.