U8_SAVE_HANGUL_AS_UTF8
U8_SAVE_HANGUL_AS_UTF8(t + l, 0, 1, 2, u1);
U8_SAVE_HANGUL_AS_UTF8(u8s, 0, 1, 2, b1);
U8_SAVE_HANGUL_AS_UTF8(u8s, 3, 4, 5, b2);
U8_SAVE_HANGUL_AS_UTF8(u8s, 6, 7, 8, b3);