Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
africa development » african development, american development, physical development
communication en » communications en, communication et, communication el
development en » developpement en, development menu, development eco
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation 6 » variation _, variations _, variation des
en africa » em africa, eu africa, en america
6 hier » 5 hier, 6 higher

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation 6 hier verbal communication en africa development en afrique.*.