Perhaps you should try some spelling variations:
personen communication » personal communication, personal communications, prone communication
communication 4.1 » communication 4.3, communication 7.1, communication 1
die developpement » de developpement, le developpement, du developpement
developpement l » developpement il, developpement la, developpement de
variation ban » variation bei, variation a, variation von
der personen » der personalen, per person, und personen
l afrique » en afrique
ban der » bann der, van der, man der
4.1 die » 2.1 die, 3.1 die

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

• Adding a wildcard symbol may retrieve word variants: typology _ variation ban der personen communication 4.1 die developpement l afrique.*.