Perhaps you should try some spelling variations:
personal communication » interpersonal communication
variation leading » imagination leading, position leading, variation among
et developpement » de developpement, le developpement, test development
developpement en » developpement et, developpement des, developpement de
typologien does » typologie des, typologien der, typologie der
does variation » de variation, der variation, die variation
role personal » roles personal, some personal, more personal
leading role » leading edge, leading your, leading from
a et » a set, a net, a bet

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

• Adding a wildcard symbol may retrieve word variants: typologien does variation leading role personal communication a et developpement en afrique.*.