Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
de developpement » sme development
developpement il » developpement de, developpement et, developpement du
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation bei » variation des, variation der, variation _
den personal » der personal, de personal, des personal
il afrique » l afrique, en afrique
bei den » bei der

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation bei den personal communications _ de developpement il afrique.*.