Perhaps you should try some spelling variations:
personal communication » interpersonal communication
communication 2.4 » communication 3.3, communication 4, communication _
do developpement » de developpement, du developpement, le developpement
developpement en » developpement et, developpement des, developpement de
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
does personal » des personal, roles personal, des personals
2.4 do » 3.4 do, 4.4 do, 8.4 do

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation _ does personal communication 2.4 do developpement en afrique.*.