Perhaps you should try some spelling variations:
formal communication » informal communication, oral communication, moral communication
les developpement » le developpement, des developpements, leur developpement
developpement de » developpement des, developpement durable
variation among » starvation among, formation among, variation von
typologien die » typologien der, typologie des, typologie der
die variation » de variation, does variation, der variation
does formal » loss formal, does formality, des formalen
among does » among boys, among les, among donors
de afrique » de l'afrique, en afrique, l afrique
a les » a lens, a less, 2 les

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

• Adding a wildcard symbol may retrieve word variants: typologien die variation among does formal communication a les developpement de afrique.*.