Perhaps you should try some spelling variations:
personal communication » interpersonal communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
variation debt » variation des, variation der, variation de
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
debt personal » der personal, de personal, des personal
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation debt debt personal communication a de developpement en afrique.*.