2 ms·
https://en.m.wikipedia.org/wiki/List_of_ISO_639-1_codes https://en.m.wikipedia.org/wiki/List_of_ISO_639-1_codes Not first two letters, two letter ISO codes. The
by ximeng 5y ago
https://en.m.wikipedia.org/wiki/List_of_ISO_639-1_codes https://en.m.wikipedia.org/wiki/List_of_ISO_639-1_codes Not first two letters, two letter ISO codes. There are also complications with dialects, so not quite this simple.