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  _____      ___     ______     _____     ____    
 / ____||   / _ \\  |      \\  |  ___||  |  _ \\  
/ //---`'  / //\ \\ |  --  //  | ||__    | |_| || 
\ \\___   |  ___  |||  --  \\  | ||__    | .  //  
 \_____|| |_||  |_|||______//  |_____||  |_|\_\\  
  `----`  `-`   `-` `------`   `-----`   `-` --`

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Text this: Cấu trúc âm vị học