Perhaps you should try some spelling variations:
oral communication » personal communication
dam developpement » de developpement, du developpement, au developpement
developpement en » developpement et, developpement des, developpement de
typologien die » typologien der, typologie des, typologie der
die variation » de variation, does variation, der variation
first oral » first organ, first deal, first drupal
a dam » a das, a day, _ dam

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

• Performing a fuzzy search may retrieve terms with similar spellings: typologien die variation _ first oral communication a dam developpement en afrique.~.