phang phap nhu may khau 1
ocirc i s u01b0 u1edbng s u01b0 u1edbng q aacute a u01a1i
con v u1ee3 b u1ea1n n oacute d acirc m h u1ebft ph u1ea7n ng u01b0 u1eddi kh aacute c
u0110 u1ecbt banh h aacute ng to eacute t l u1ed3n v u1ee3