Perhaps you should try some spelling variations:
oral communication » personal communication
developpement en » developpement et, developpement des, developpement de
communication 2 » communication _, communication a, communication 3
a developpement » au developpement, de developpement, le developpement
die variation » de variation, does variation, der variation
variation des » variation _, variation 6, variation series
typology die » typology _, typology 4.1, typology 6
first oral » first organ, first deal, first drupal
des first » its first, his first, vs first

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

• Adding a wildcard symbol may retrieve word variants: typology die variation des first oral communication 2 a developpement en afrique.*.