+xref:p_colon[: (colon)] {nbsp}
+xref:p_semicolon[: (semi-colon)] {nbsp}
+xref:p_comma[, (comma)] {nbsp}
+xref:p_dot[. (dot)] {nbsp}
+xref:p_double_quote[" (double-quote)] {nbsp}
+xref:p_quote[' (single-quote)] {nbsp}
+xref:p_left_bracket[[ (left bracket)] {nbsp}
+xref:p_right_bracket[\] (right bracket)] {nbsp}