Man pages matching name bio::search::hsp::fastahsp in section 3pm:

Bio::Search::HSP::FastaHSP.3pm.en	debian 10 / libbio-perl-perl
Bio::Search::HSP::FastaHSP.3pm.en	debian 11 / libbio-perl-perl
Bio::Search::HSP::FastaHSP.3pm.en	debian 12 / libbio-perl-perl