Perhaps you should try some spelling variations:
formal communication » informal communication, oral communication, moral communication
des developpements » deux developpements, de developpement, et developpements
developpements en » developpement en, developpement et, developpements de
typologien de » typologien der, typologie des, typologie der
variation und » variation _, variablen und, variation 6
de variation » der variation, die variation, does variation
loss formal » less formal, does formal, loss form
und loss » und los, und loschs, land loss
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: typologien de variation und loss formal communication a des developpements en afrique.*.