Perhaps you should try some spelling variations:
oral communication » personal communication
open development » clean development, driven development, human development
der evaluation » zur evaluation, 3 evaluation, 3.2 evaluation
typologie der » typologie des, ideologie der
design des » design der, design codes, design demo
1 afrique » l afrique, en afrique, 1 enrique
des oral » des moral, des oil, des orts
a open » 2 open, 3 open, 4 open

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

• Adding a wildcard symbol may retrieve word variants: typologie der evaluation design des oral communication a open development 1 afrique.*.