Perhaps you should try some spelling variations:
oral communication » personal communication
net developpements » et developpements, et developpement, des developpements
developpements en » developpement en, developpement et, developpements de
communication 3 » communication _, communication a
der variation » de variation, does variation, die variation
variation der » variation des, variation bei, variation _
typology der » typologie der, typologien der, typologie des
3 net » 3 neet, 3 nets, 3 next

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

• Adding a wildcard symbol may retrieve word variants: typology der variation der _ oral communication 3 net developpements en afrique.*.