nostr:npub1llkxmtwyj46seyy6aysl74e4jpqh04dllhv4vkj4j4wzcqyqq98queuxm4 yeah I haven't found brave to be particularly resistant to SEO spam.
As far as paid search goes Kagi is by far the best I've come across. They also have a warning feature that tells you if the site is overflowing with ad trackers, which is a good indication that it's a spam site.