0 : T c   c h t !   C h n g   l   c h u   t h u a   s a o   c h ? 
 
 - 1 : T i n g   n  i   c a    n h   s a n g   v a n g   l  n   l n   n a 
 
 - 1 : M i   h a i   v   t h n .      n   l  c   t h c   t n h   t r    n h   c a   c  c   n g i . 