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

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Text this: Developing supplementary vocabulary activities to enhance vocabulary retention for tenth grade students at a high school in Bac Ninh province