syntax error: select * from sanpham where anHien = '1' and idDM = '137' or idDM in (select idDM from danhmuc where cap1 = 137) or idDM in (select idDM from danhmuc where dmCha = 137) or idDM in (select idDM from danhmuc where dmCha in (select idDM from danhmuc where cap1 = 137)) order by vitri, idSP DESC limit -100,100