Man pages matching name xml::grove::ascanonxml in section 3pm:

XML::Grove::AsCanonXML.3pm.en	debian 10 / libxml-grove-perl
XML::Grove::AsCanonXML.3pm.en	debian 11 / libxml-grove-perl
XML::Grove::AsCanonXML.3pm.en	debian 12 / libxml-grove-perl