Generator (cont. 2nd stage: glyph substitution)
 
 The input sequence: 
 
 
 It matches with the third rule below.
 ;; no consonant shift sign
 ;; 1   2    3       45       6           7        11
 (" (m)?(HR)?([CR]r?)((HCr?)*)([NJ]?[ba]?)(A)? ... (H[CR])? "
  | (1 =) (2 otf:khmr=pref+) 
    (3 = *) (4 otf:khmr=blwf,pstf+) (6 = *) 
    (7 otf:khmr=abvf+) (8 = *) (9 otf:khmr=pstf+) (10 =) 
    (11 otf:khmr=blwf,pstf+) | )
 The output sequence: