Man pages matching name nanorc in section 5:

nanorc.5.en	debian 10 / nano
nanorc.5.de	debian 11 / manpages-de
nanorc.5.en	debian 11 / nano
nanorc.5.de	debian 12 / manpages-de
nanorc.5.uk	debian 12 / manpages-uk
nanorc.5.en	debian 12 / nano