Perhaps you should try some spelling variations:
telecommunications cost » telecommunication cost, telecommunication costa, telecommunications past
trade developement » trade development, trade developments, trades development
developement en » developpement en, developpement et, developement _
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation 6 » variation _, variations _, variation des
cost trade » costs trade, costly trade, boost trade
6 ex » 6 sex, _ ex, 1 ex

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 ex _ telecommunications cost trade developement en afrique.*.