Perhaps you should try some spelling variations:
oral communication » personal communication
communication 1.1 » communication 4.1, communication 7.1, communication 1.3
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
typologien does » typologie des, typologien der, typologie der
does variation » de variation, der variation, die variation
variation des » variation _, variation 6, variation series
does oral » does formal, does oil
des does » des doses, der does, des dorfes

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

• Adding a wildcard symbol may retrieve word variants: typologien does variation des does oral communication 1.1 le developpement de l'afrique.*.