Perhaps you should try some spelling variations:
personal communication » interpersonal communication
best developpement » et developpement, de developpement, le developpement
variation among » starvation among, formation among, variation von
typologien die » typologien der, typologie des, typologie der
die variation » de variation, does variation, der variation
lone personal » some personal, life personal, more personal
des afrique » en afrique, de l'afrique
among lone » among lower, among money, among low

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 lone personal communication a best developpement des afrique.*.