Erro de contagem de registros: SELECT COUNT(*) FROM conteudo WHERE ( texto like '%H1N1%' or titulo like '%H1N1%' or resumo like '%H1N1%' or texto like '%de%' or titulo like '%de%' or resumo like '%de%' or texto like '%Suspeita%' or titulo like '%Suspeita%' or resumo like '%Suspeita%' or texto like '%Cuiab�-MT%' or titulo like '%Cuiab�-MT%' or resumo like '%Cuiab�-MT%' ) ORDER BY id DESC. Mysql informa: Illegal mix of collations (utf8mb4_unicode_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation 'like'