<chr_abbr type="frq" class="ss" expan="et" cert="yes">et2</chr_abbr> qui <chr_abbr type="reg" class="dc" expan="" cert="no">p-til</chr_abbr> uo<chr_var letter="s" var="long">∫</chr_var> le req<chr_abbr type="reg" class="dc" expan="ui" cert="no">apost</chr_abbr>rra 