id	keyword
ajst-5664	fault
ajst-5664	information
ajst-5664	extraction
ajst-5664	machine
ajst-5664	knowledge
ajst-5664	cnc
ajst-5664	tool
ajst-5664	diagnosis
ajst-5664	type
ajst-5664	data
ajst-5664	analysis
ajst-5664	fault diagnosis
ajst-5664	cause
ajst-5664	sentence