Perhaps you should try some spelling variations:
oral communication » personal communication
et developpements » et developpement, des developpements, en developpement
developpements de » developpement de, developpement des, developpement du
communication 3 » communication _, communication a
how variation » how valuation, does variation, four variation
variation der » variation des, variation bei, variation _
typology how » typology from, typology _, typology 4.1
3 et » 13 et, 3 fet, 3 set

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

• Adding a wildcard symbol may retrieve word variants: typology how variation der _ oral communication 3 et developpements de l'afrique.*.