Perhaps you should try some spelling variations:
oral communication » personal communication
et developpement » de developpement, le developpement, test development
typologie cices » typologie eines, typologie des
cices variation » price variation, die variation, does variation
variation dem » variation des, variation der, variation de
des afrique » en afrique, de l'afrique
dem ddr » der ddr, dem der, den ddr
a et » a set, a net, a bet

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

• Adding a wildcard symbol may retrieve word variants: typologie cices variation dem ddr oral communication a et developpement des afrique.*.