Perhaps you should try some spelling variations:
personal communication » interpersonal communication
leur developpement » le developpement, deux developpements, de developpement
developpement en » developpement et, developpement des, developpement de
des variation » does variation, de variation, der variation
variation due » variation de, variation des, variation der
typology des » typologie des, typologie der, typology _
das personal » des personal, des personals, haus personal
due das » die das, blue das, due date

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

• Adding a wildcard symbol may retrieve word variants: typology des variation due das personal communication _ leur developpement en afrique.*.