. "‬Sung Hyo ‬Myaeng‎" . "Sung Hyon" . "1957" . "Sung"@en . . "Maeng" . "Myaeng" . . "Sŏng-hyŏn" . "Hyon"@en . "‬Myaeng‎" . . "Sung Hyon Myaeng" . "Sung-Hyon Myaeng" . "Sŏng-hyŏn Maeng"@de-DE . "Sung-Hyon" . "‬Sung" . "Myaeng"@en . "Hyo" . . "Sung Hyon Myaeng"@en . . . .