go observation	go one	go ornament
go of	go only	go other
go off	go onto	go ought
go offer	go open	go our
go office	go operation	go out
go often	go opinion	go out of
go oil	go opposite	go outside
go old	go or	go oven
go on	go orange	go over
go on top of	go order	go own
go once	go organization	go owner