<chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr> p<chr_abbr type="reg" class="dc" expan="re" cert="no">[apost]</chr_abbr><chr_var letter="s" var="long">∫</chr_var>on o<chr_abbr type="reg" class="dc" expan="tri" cert="no">t-vbar</chr_abbr>e <chr_var letter="s" var="long">∫</chr_var>e<chr_var letter="s" var="long">∫</chr_var>toient 