Man pages matching name plucene::search::phrasescorer in section 3pm:

Plucene::Search::PhraseScorer.3pm.en	debian 10 / libplucene-perl
Plucene::Search::PhraseScorer.3pm.en	debian 11 / libplucene-perl
Plucene::Search::PhraseScorer.3pm.en	debian 12 / libplucene-perl