CREATE TABLE table_75543 ("Longi- tude" TEXT, "Usual translation" TEXT, "Chinese name \\u00b9" TEXT, "Japanese name" TEXT, "Korean name \\u00b2" TEXT, "Vietnamese name" TEXT, "Date \\u00b3" TEXT)

WHICH Vietnamese name has a Chinese name of ( ) m ngzh ng?
SELECT "Vietnamese name" FROM table_75543 WHERE "Chinese name \u00b9" = '芒種 (芒种) mángzhòng'
SELECT "Vietnamese name" FROM "table_75543" WHERE "Chinese name \u00b9" = '芒種 (芒种) mángzhòng'