Dear Ryan, please correct the transliteration in the page name on the side of back-end.
Error that large letters (non-Latin) are simply removed.
//Раз Два Три One Two Tri - az-va-ri-one-two-tri
Error can be corrected in Sanitizer.php 129 line
public function pageName ($ value, $ beautify = false) {
if initially lead all to lowercase using the mb_strtolower
$ value = mb_strtolower ($ value);
//Раз Два Три One Two Tri - raz-dva-tri-one-two-tri
and InputfieldPageName.module
'ю' => 'iu',
'я' => 'ia',
in countries where the use of the Cyrillic alphabet.
by using the Latin alphabet transliteration written through Y
'ю' => 'yu',
'я' => 'ya',
And so, very often Ю, written as Y