Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
trade development » software development
variation being » variation bei, variation using, variation among
development li » development lid, development lie, development lin
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
des verbal » des verbalen, des verbs, models verbal
li afrique » l afrique, en afrique
being des » being does, being dead, being design

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation being des verbal communication a trade development li afrique.*.