S ig<chr_abbr type="reg" class="dc" expan="" cert="no">n-til</chr_abbr> m<chr_abbr type="reg" class="dc" expan="er" cert="no">[apost]</chr_abbr>chi<chr_var letter="s" var="long">∫</chr_var> <chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr> gre<chr_var letter="s" var="long">∫</chr_var> aie<chr_var letter="s" var="long">∫</chr_var> 