Perhaps you should try some spelling variations:
oral communication » personal communication
technologien cost » technologien ist, technologien des, technologies co
information based » information case, information bank, transformation based
cost information » postal information, about information, asset information
developing bank » developing brand, development bank, developing based
4 developing » 3 developing
bank african » bank africa, pan african, baga african
new oral » new moral, knew moral, new rural
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien cost information based new oral communication costs 4 developing bank african.*.