syntax error: select DISTINCT id,ten,tenkhongdau,thumb,giaban,giakm,spmoi,description from table_product,table_product_relationships where  table_product.id=table_product_relationships.product_id and hienthi=1 and product_item_id IN (32,33,33,34,34,35,35,36,36,37,37,38,38,39,39,40,40,64,64,71,71,74,74,76,76,99,99)  order by id desc