Perhaps you should try some spelling variations:
personal communication » interpersonal communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
ideologien der » ideologie der, ideologie des, ideologie de
der variation » de variation, does variation, die variation
variation bei » variation des, variation der, variation _
vs personal » ss personal, das 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: ideologien der variation bei vs personal communication a de developpement en afrique.*.