select id,types,classs,uid,user,bo,title,price,imging,fuj,dateline,d1t,d2t,click from pre_a_g where yns=2 and (id like '%不干胶清洗剂%' or user like '%不干胶清洗剂%' or title like '%不干胶清洗剂%') order by id desc limit 0, 20