select * from dnw_kqxsdientoan,dnw_xosodientoan_free where kq_dt_id=dt_id and dt_show=1 and ( nam<2025 or(nam=2025 and thang<02) or ( nam=2025 and thang=02 and ngay<=08 ))and ( nam>2025 or(nam=2025 and thang>02) or ( nam=2025 and thang=02 and ngay>=01 )) order by nam desc, thang desc, ngay desc, dt_sort asc