Perhaps you should try some spelling variations:
telecommunications gross » telecommunications cost, telecommunications mass, telecommunications access
trade development » software development
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
gross trade » goods trade, crops trade, growth 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 gross trade development en afrique.*.