<chr_abbr type="reg" class="dc" expan="Que" cert="no">Q-hbar</chr_abbr> ca<chr_var letter="s" var="long">∫</chr_var>cune lan goi<chr_var letter="s" var="long">∫</chr_var><chr_var letter="s" var="long">∫</chr_var>e <chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr> p<unclear reason="illegible">o</unclear>i<chr_abbr type="" class="" expan="" cert="no">[apost]</chr_abbr>t 