Perhaps you should try some spelling variations:
oral communication » personal communication
communication 2.1 » communication 22.1, communications 2.1, communication 2.4
de developpement » sme development
developpement et » developpement des, developpement de, development east
variation among » starvation among, formation among, variation von
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
among does » among boys, among les, among donors
et afrique » en afrique, l afrique
does oral » does formal, does oil
2.1 de » 2.1 die, 2.1 der, 2.1 do

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation among does oral communication 2.1 de developpement et afrique.*.