Perhaps you should try some spelling variations:
personal communication » interpersonal communication
bet developpement » et developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
variation among » starvation among, formation among, variation von
males personal » names personal, roles personal, sales personnel
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
among males » among les, among masters, among female
a bet » a best, a bent, a beta

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 males personal communication a bet developpement en afrique.*.