SELECT COUNT(DISTINCT `wr_parent`) AS `cnt` FROM g4_write_deep WHERE ((INSTR(LOWER(wr_subject), LOWER('N'))>0) and (INSTR(LOWER(wr_subject), LOWER('�뫰겉��곍둔뿅압싻캷WWRT33TOP克棘畇b77閨筠橘�곍귈압뿌뚍싻겉�'))>0) and (INSTR(wr_subject, '極���뤢셸겉�')>0) and (INSTR(wr_subject, '�귂�逵戟�곍뿌뤣녡먈뤵뒶�붠겆셸압�')>0) and (INSTR(wr_subject, '�뫰겆분분겉�逵�윍샫⊥궿겆꽥분�')>0) and (INSTR(wr_subject, '戟逵')>0) and (INSTR(wr_subject, '�궿앗궿약갚�뫰둔뿅겉��꺫곎�')>0) and (INSTR(wr_subject, '克棘�띛꾊꾉먈녡먁둔싼귂뗋☜먒싻겆뿅먁�')>0) and (INSTR(wr_subject, '鬼筠戟��-�쎪롋곍먁멜넺�앇뚎�-�붠뙨둘��곍�')>0) and (INSTR(wr_subject, '�붠둔꽥먁뿅룅컺棘閨逵')>0) and (INSTR(wr_subject, '克逵鈞龜戟棘�릮逵鈞龜逵�귂곍분먁�')>0) and (INSTR(LOWER(wr_subject), LOWER('�꾊꺫궿귈압삔퍑.ivw'))>0) )
Illegal mix of collations (utf8_general_ci,IMPLICIT) and (euckr_korean_ci,COERCIBLE) for operation 'locate' : 1267