I'd use subdomains for each, or even the TLD for each country if your name is available. Using .com.br is a bit more confusing (to me anyway). You can basically duplicate the content (translated) and tell Google what site serves what country with GWT or what language with "hreflang=..." https://support.google.com/webmasters/answer/189077?hl=en
Moz Q&A is closed.
After more than 13 years, and tens of thousands of questions, Moz Q&A closed on 12th December 2024. Whilst we’re not completely removing the content - many posts will still be possible to view - we have locked both new posts and new replies. More details here.