rds are quite different:

</P><PRE
CLASS="SCREEN"
>SELECT ts_rank_cd (to_tsvector('english','in the list of stop words'), to_tsquery('list &amp; stop'));
 ts_rank_cd
------------
       0.05

SELECT ts_rank_cd (to_tsvector('english','list stop words'), to_tsquery('list &amp; stop'));
 ts_rank_cd
------------
        0.1</PRE
><P>

   </P
><P
>    It is up to the specific dictionary how it treats stop words. For example,
    <TT
CLASS="LITERAL"
>ispell</TT
> dictionaries first normalize words and then
    lo