Erro de contagem de registros: SELECT COUNT(*) FROM conteudo WHERE ( texto like '%p�blico%' or titulo like '%p�blico%' or resumo like '%p�blico%' or texto like '%Concurso%' or titulo like '%Concurso%' or resumo like '%Concurso%' ) ORDER BY id DESC. Mysql informa: Illegal mix of collations (utf8mb4_unicode_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation 'like'