Man pages matching name rnano in section 1:

rnano.1.en	debian 10 / nano
rnano.1.de	debian 11 / manpages-de
rnano.1.fr	debian 11 / manpages-fr
rnano.1.ro	debian 11 / manpages-ro
rnano.1.en	debian 11 / nano
rnano.1.de	debian 12 / manpages-de
rnano.1.fr	debian 12 / manpages-fr
rnano.1.ro	debian 12 / manpages-ro
rnano.1.uk	debian 12 / manpages-uk
rnano.1.en	debian 12 / nano