Perhaps you should try some spelling variations:
oral communication » personal communication
does development » dams development, ides development, smes development
communication 4 » communication _, communication a, communication 3
development de » development d, development ds, developpement de
typologie von » typologie des, typologie der
von variation » 2 variation, 4 variation
variation des » variation _, variation 6, variation series
dem oral » dem gral, dem ort
des dem » das dem, des der, des des
4 does » 2 does

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

• Adding a wildcard symbol may retrieve word variants: typologie von variation des dem oral communication 4 does development de l'afrique.*.