Perhaps you should try some spelling variations:
oral communication » personal communication
area development » asia development, career development, africa development
typologie cices » typologie eines, typologie des
cices variation » price variation, die variation, does variation
history afrique » history africa, history critique
variation oder » variation der, variation over, variation des
oder den » oder der, wider den, uber den
den oral » den ort, new oral

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

• Adding a wildcard symbol may retrieve word variants: typologie cices variation oder den oral communication _ area development history afrique.*.