Perhaps you should try some spelling variations:
personen communication » personal communication, personal communications, prone communication
typologie einiger » typologie eines, theologie einer, typologie unter
einiger variation » gender variation, minor variation
communication 13 » communication 1.3, communication 3, communication 1
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
variation bei » variation des, variation der, variation _
der personen » der personalen, per person, und personen
13 de » 13 die, 13 der, 13 des

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

• Adding a wildcard symbol may retrieve word variants: typologie einiger variation bei der personen communication 13 de developpement en afrique.*.