Man pages matching name biblio::thesaurus in section 3pm:

Biblio::Thesaurus.3pm.en	debian 10 / libbiblio-thesaurus-perl
Biblio::Thesaurus.3pm.en	debian 11 / libbiblio-thesaurus-perl
Biblio::Thesaurus.3pm.en	debian 12 / libbiblio-thesaurus-perl