I suggest you to enter these sites
Poslano od Gustavo Reis u São Paulo forum
Hello (Swasdi)!
I suggest you to contact the officials of the Thai embassies and general consulates in Braizl, they know where the Thai community is fixed there. You must learn a lot Portuguese that is a very complicated language.
http://www.thaiconsul.com/
Welcome to Brazil! Yindi txnrab xhea su Brasil!