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