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tsvector stemmer issue

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ran into an interesting issue - and I’m not sure if anything can be done about it - the snowball stemmer treats “severance” and “several” as the same, which for me is a big, big issue.

even quoting it doesn’t help.
indie=> select to_tsvector('severance several');
 to_tsvector 
-------------
 'sever':1,2
(1 row)

indie=> select to_tsvector('"severance" several');
 to_tsvector 
-------------
 'sever':1,2
(1 row)

using the perl library Lingua::Stem::Snowball it yields the same results (as expected since they both use snowball).

am I SOL here?

—
Jeff Trout <jeff@xxxxxxxxxxxxx>



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