I get it that This means that I ought to have canonical URL from the English Model pointing to the Thai version (and, Thai Variation pointing to by itself). When you are using WordPress, there might be a location you can use to incorporate canonical tags to your internet site. https://listfav.com/story20280710/not-known-factual-statements-about-automatische-hreflang-tags-en-canonieke-tags-seo