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http://www.dsnct.co.kr/?p=1315 ĺ ʹ ̴.
http://www.jeilnurse.co.kr/?p=1267ħ 1, õ -1, -1, õ -3, 5, û 1, -2,
http://www.dsnct.co.kr/?p=1679 0, -1, 뱸 2, λ 2, 6 ̴. ְ
http://www.jeilnurse.co.kr/?p=1352