e u0111i ngo u1ea1i t igrave nh 3 n u0103m sau g u1eb7p l u1ea1i nhau
S u01b0 u1edbng qu aacute
u0110 u1ecbt G aacute i 1 con
Ch u1ed3ng u01a1i c u01b0u em ch u1ed3ng u01a1i