أرسل هذا في رسالة قصيرة: Use of addressing forms to express informality in English and Vietnamese. M.A. Thesis Linguistics : 60 22 15

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