30s
20 tu u1ed5i cu to h u1ed3ng h agrave o m agrave v u1eabn ph u1ea3i t u1ef1 s u1ee5c b u1eafn tinh kh u1eafp ng u01b0 u1eddi
T aacute i xu u1ea5t th u1ee7 d acirc m xu u1ea5t tinh 9 ch u1ee7
Th u1ee7 d acirc m xu u1ea5t tinh c u1ef1c nhi u1ec1u c u1ef1c ph ecirc