Perhaps you should try some spelling variations:
oral communication » personal communication
communication 2 » communication _, communication a, communication 3
das development » dams development, gas development, does development
development en » developpement en, development menu, development eco
des variation » does variation, de variation, der variation
variation des » variation _, variation 6, variation series
des ddr » der ddr, des dr, dem ddr
2 das » 1 das
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation des ddr oral communication 2 das development en afrique.*.