select wr_id from g4_write_city_01 where ((INSTR(LOWER(wr_subject%7C%7Cwr_content), LOWER('%EB%8A%A5%EB%A0%A5%EC%9E%90X%ED%94%84%EB%A6%AC%EC%84%9C%EB%B2%84%E1%96%B7'))) and (INSTR(LOWER(wr_subject%7C%7Cwr_content), LOWER('%E3%80%90%EB%8B%A4%EC%9A%B4%EB%AC%B8%EC%9D%98%E3%80%91%E3%80%90%EC%BA%AC%ED%88%91U6666%E3%80%91%E3%80%90%EC%95%84%EB%A6%BC%EC%84%9C%EB%B2%84%E3%80%91'))) and (INSTR(LOWER(wr_subject%7C%7Cwr_content), LOWER('%EB%A6%AC%EB%8B%88%EC%A7%80%ED%94%84%EB%A6%AC%EC%84%9C%EB%B2%84crown%EC%98%A4%EB%94%98%3A%EB%B0%9C%ED%95%A0%EB%9D%BC'))) and (INSTR(LOWER(wr_subject%7C%7Cwr_content), LOWER('%EB%9D%BC%EC%9D%B4%EC%A7%95%ED%94%84%EB%A6%AC%EC%84%9C%EB%B2%84DK%EC%98%A8%EB%9D%BC%EC%9D%B8%ED%94%84%EB%A6%AC%EC%84%9C%EB%B2%84%EB%B8%94%EB%9F%AC%EB%93%9C%EC%95%A4%EC%86%8C%EC%9A%B8%EB%A0%88%EB%B3%BC%EB%A3%A8%EC%85%98%ED%94%84%EB%A6%AC%EC%84%9C%EB%B2%84shaft'))) and (INSTR(LOWER(wr_subject%7C%7Cwr_content), LOWER('%EB%8D%98%EC%A0%84%EC%8A%A4%ED%8A%B8%EB%9D%BC%EC%9D%B4%EC%BB%A4%ED%94%84%EB%A6%AC%EC%84%9C%EB%B2%84%DE%85%E3%81%97SG%EB%8D%B0%EC%9D%B4%ED%83%80'))) and (INSTR(LOWER(wr_subject%7C%7Cwr_content), LOWER('%EC%8B%AD%EC%9D%B4%EC%A7%80%EC%B2%9C2%ED%94%84%EB%A6%AC%EC%84%9C%EB%B2%84disappointed'))))

1054 : Unknown column '7C' in 'where clause'

error file : /bbs/search.php