1. cons + tone + vowel

  ม้า [MO MA + MAI THO + SARA AA]
  (Wrong, excessive NIKHAHIT)

  ม้แ [MO MA + MAI THO + SARA AE]
  (Wrong, excessive NIKHAHIT)

2. cons + tone + whitespace/punct

  แม้  [SARA AE + MO MA + MAI THO + SPACE]
  (Wrong, excessive NIKHAHIT)

  แม้" [SARA AE + MO MA + MAI THO + DBLQUOT]
  (Wrong, excessive NIKHAHIT)

3. cons + lower-vowel + tone

  มู้ [MO MA + SARA UU + MAI THO]
  (Wrong, tone should be lowered)