Perhaps you should try some spelling variations:
oral communication » personal communication
le developpement » de developpement, sme development
developpement la » developpement de, developpement et, developpement du
variation among » starvation among, formation among, variation von
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
la afrique » l afrique, la fabrique, en afrique
among us » among _
us oral » u.s oral, vs oral

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 us oral communication _ le developpement la afrique.*.