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