Perhaps you should try some spelling variations:
oral communication » personal communication
does development » dams development, ides development, smes development
typologie cices » typologie eines, typologie des
cices variation » price variation, die variation, does variation
variation oder » variation der, variation over, variation des
development en » developpement en, development menu, development eco
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 _ does development en afrique.*.