Man pages matching name zless in section 1:

zless.1.en	debian 10 / gzip
zless.1.de	debian 10 / manpages-de
zless.1.ja	debian 10 / manpages-ja
zless.1.pl	debian 10 / manpages-pl
zless.1.zh_CN	debian 10 / manpages-zh
zless.1.zh_TW	debian 10 / manpages-zh
zless.1.en	debian 11 / gzip
zless.1.de	debian 11 / manpages-de
zless.1.ja	debian 11 / manpages-ja
zless.1.pl	debian 11 / manpages-pl
zless.1.zh_CN	debian 11 / manpages-zh
zless.1.zh_TW	debian 11 / manpages-zh
zless.1.en	debian 12 / gzip
zless.1.de	debian 12 / manpages-de
zless.1.ja	debian 12 / manpages-ja
zless.1.pl	debian 12 / manpages-pl
zless.1.tr	debian 12 / manpages-tr
zless.1.zh_CN	debian 12 / manpages-zh
zless.1.zh_TW	debian 12 / manpages-zh