S <chr_abbr type="reg" class="dc" expan="on" cert="no">o-hbar</chr_abbr> <chr_var letter="s" var="long">∫</chr_var>eruice <chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr>le <chr_var letter="s" var="long">∫</chr_var>o<chr_abbr type="" class="" expan="" cert="no">[apost]</chr_abbr><chr_var letter="s" var="long">∫</chr_var>i<chr_abbr type="reg" class="dc" expan="" cert="no">g-til</chr_abbr>n 