<xslo:template match="text()" mode="index_subfields"/>
<xslo:template match="text()" mode="index_data_field"/>
<xslo:template match="text()" mode="index_heading"/>
<xslo:template match="text()" mode="index_subfields"/>
<xslo:template match="text()" mode="index_data_field"/>
<xslo:template match="text()" mode="index_heading"/>