ch u01a1i em ng u01b0 u1eddi y ecirc u m u1edbi l u1edbn
Ng u01b0 u1eddi y ecirc u c u0169 acirc m thanh r otilde n eacute t
V u1edbi ng u01b0 u1eddi t igrave nh
B agrave x atilde y ecirc u 4