Perhaps you should try some spelling variations:
personal communication » interpersonal communication
leur developpement » le developpement, deux developpements, de developpement
developpement l » developpement il, developpement la, developpement de
does variation » de variation, der variation, die variation
typology does » typologie des, apology do's, typology how
variation de » variation des, variation der, variation due
ddr personal » der personal, das personal, de personal
l afrique » en afrique
de ddr » der ddr, die ddr, dem ddr

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

• Adding a wildcard symbol may retrieve word variants: typology does variation de ddr personal communication _ leur developpement l afrique.*.