metal@@1	metal	alloy	17
metal@@1	metal	ore	14
metal@@1	metal	element	7
metal@@1	metal	metallic substance	4
metal@@1	metal	mineral	4
metal@@1	metal	metal material	3
metal@@1	metal	iron	2
metal@@1	metal	metal element	2
metal@@1	metal	metallic	2
metal@@1	metal	metallic material	2
metal@@2	metal	heavy metal	6
metal@@2	metal	metal music	3
metal@@2	metal	music	3