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Sŭng-yŏn Kong

  • Hanʼguk chungdŭng hakkyo ŭi kyowŏn chʼaeyong pangbŏp e kwanhan yonʼguHanʼguk chungdŭng hakkyo ŭi kyowŏn chʼaeyong pangbŏp e kwanhan yonʼgu