<chr_abbr type="reg" class="sc" expan="Qua" cert="no">Q-alpha</chr_abbr> t uo<chr_var letter="s" var="long">∫</chr_var> plaira <chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr> bon uo<chr_var letter="s" var="long">∫</chr_var> ert 