Perhaps you should try some spelling variations:
personal communication » interpersonal communication
bau developpement » au developpement, du developpement, ou developpement
developpement en » developpement et, developpement des, developpement de
typologien die » typologien der, typologie des, typologie der
die variation » de variation, does variation, der variation
variation law » variation a, variation how, variation new
law factors » now factors, delay factors
a bau » a bad, a bab, a ban

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

• Adding a wildcard symbol may retrieve word variants: typologien die variation law factors personal communication a bau developpement en afrique.*.