According to this answer (and a comment) all non-English sites are excluded from the HNQ list. In the same time when browser accepted-languages contains a non-English language you can see in some cases on Stack Overflow the banner which displays you a link to International SO of that non-English ...

On the ask question page for the responsive view the word "back" is not available to translate for use on international sites. Here is the screenshot of English based site to clarify: To see this "back" link you need to use mobile device in portrait mode or reduce window width on your desk...

Using non-Latin tag link from the post body leads to URL-encoded tag, which obviously is not exist on the site. For instance, referencing from this post to the tag [метки] results with the following: App Version: 1.0.95 Device Manufacturer: LGE Device Model: LM-G710 OS Version: 8.0.0 (19...

I can't find the string "Winning bounty for question" to translate. This string is appeared in the timeline page of the answer that got a bounty sometime.

Being a part of "Stack Overflow in Russian" translation team I'm wondering why do some new strings not able to translate due to the lack in translation database? As far as I know for the string surrounding it with the function like tr("english string that needs to be translated") is enough to m...