Perhaps you should try some spelling variations:
oral communication » personal communication
communication 1.3 » communication 3.3, communication 4.3, communication 1.1
de developpement » sme development
ideologie der » ideologie und, typologie der
der variation » de variation, does variation, die variation
des afrique » en afrique, de l'afrique
des oral » des moral, des oil, des orts
1.3 de » 1.3 die, 1.3 der, 1.3 den

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

• Adding a wildcard symbol may retrieve word variants: ideologie der variation _ des oral communication 1.3 de developpement des afrique.*.