((cgrsmn9, AND cgrsmn15) OR (cgrsmn9,-cgrsmn15)^10000 OR author_name:(cgrsmn9, AND cgrsmn15)^200 OR item_num:CGRSMN9*^100000 OR item_num:CGRSMN15*^100000 OR item_num:CGRSMN9,CGRSMN15*^100000 OR item_desc:(cgrsmn9, AND cgrsmn15)^400 OR item_desc:"cgrsmn9, cgrsmn15"^400 OR keywords:(cgrsmn9, OR cgrsmn15)^400 OR vendor_item:(cgrsmn9, AND cgrsmn15)^10000)