Perhaps you should try some spelling variations:
personals communication » personal communication, personal communications, personal communicator
communication mega » communication media, communication moral, communication mode
ptas development » gas development, its development, pss development
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation der » variation des, variation bei, variation _
des personals » des personnes
development l » development li, development 1, development law
l afrique » en afrique
der des » oder des, der de, der den

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation der des personals communication mega ptas development l afrique.*.