Perhaps you should try some spelling variations:
oral communication » personal communication
trade development » software development
variationen der » variationen des, variationen uber, variation der
et variationen » 03 variationen, 09 variationen, 12 variationen
typologie et » typologie des, typologie der, typologie von
wiener oral » einer oral
1 afrique » l afrique, en afrique, 1 enrique

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

• Adding a wildcard symbol may retrieve word variants: typologie et variationen der wiener oral communication _ trade development 1 afrique.*.