Illegal mix of collations (utf8_general_ci,IMPLICIT) and (cp1251_general_ci,COERCIBLE) for operation 'like' SQL query : SELECT COUNT(DISTINCT p.productID) FROM SS_products p where categoryID>1 and enabled=1 and ( LOWER(name) LIKE '%辮窶倥絶ｰ繿窶壹絶ｰ繿竄ｬ辮箏繿竢%' OR LOWER(product_code ) LIKE '%辮窶倥絶ｰ繿窶壹絶ｰ繿竄ｬ辮箏繿竢%' OR LOWER(brief_description) LIKE '%辮窶倥絶ｰ繿窶壹絶ｰ繿竄ｬ辮箏繿竢%' ) AND ( LOWER(name) LIKE '%nokia%' OR LOWER(product_code ) LIKE '%nokia%' OR LOWER(brief_description) LIKE '%nokia%' ) AND ( LOWER(name) LIKE '%bl-5j%' OR LOWER(product_code ) LIKE '%bl-5j%' OR LOWER(brief_description) LIKE '%bl-5j%' )