Perhaps you should try some spelling variations:
formal communication » informal communication, oral communication, moral communication
de developpement » sme development
developpement la » developpement de, developpement et, developpement du
des variation » does variation, de variation, der variation
variation und » variation _, variablen und, variation 6
typology des » typologie des, typologie der, typology _
does formal » loss formal, does formality, des formalen
la afrique » l afrique, la fabrique, en afrique
und does » guns does, und doch, aid does

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

• Adding a wildcard symbol may retrieve word variants: typology des variation und does formal communication _ de developpement la afrique.*.