Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
14 communications » 10 communications, 14 communication, 4 communications
asian development » human development, urban development, clean development
technologies 3 » technologies _, technologies 4, technologies 2
3 integration » die integration, der integration, data integration
lessons 5 » lessons _, lesson 5, lessons 1
a does » 2 does, 4 does, 1 does

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

• Adding a wildcard symbol may retrieve word variants: technologies 3 integration a does 14 communications costs asian development lessons 5.*.