OcurriĆ³ un Error con la Base de Datos

Error Number: 1064

You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'UNION SELECT titulo, url_noticia,noticia FROM noticias where id_noticia!='242...' at line 1

SELECT titulo, url_noticia,noticia FROM noticias where match(titulo,noticia) against('Aparecer desconectado en SC2') and id_noticia!='242' limit 4 UNION SELECT titulo, url_noticia,noticia FROM noticias where id_noticia!='242' limit 2