Perhaps you should try some spelling variations:
oral communication » personal communication
die developpement » de developpement, le developpement, du developpement
communication 13 » communication 1.3, communication 3, communication 1
developpement en » developpement et, developpement des, developpement de
variations west » variation test, variations des, variation des
les variations » its variations, 1er variations, ier variations
typologie les » typologie des, typologie der, typologie et
west ddr » west das, west die
13 die » 1.3 die

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

• Adding a wildcard symbol may retrieve word variants: typologie les variations west ddr oral communication 13 die developpement en afrique.*.