Man pages matching name proc in section 5:

proc.5.en	debian 10 / manpages
proc.5.de	debian 10 / manpages-de
proc.5.es	debian 10 / manpages-es
proc.5.ja	debian 10 / manpages-ja
proc.5.pl	debian 10 / manpages-pl
proc.5.pt	debian 10 / manpages-pt
proc.5.zh_CN	debian 10 / manpages-zh
proc.5.zh_TW	debian 10 / manpages-zh
proc.5.en	debian 11 / manpages
proc.5.de	debian 11 / manpages-de
proc.5.ja	debian 11 / manpages-ja
proc.5.pl	debian 11 / manpages-pl
proc.5.pt	debian 11 / manpages-pt
proc.5.zh_CN	debian 11 / manpages-zh
proc.5.zh_TW	debian 11 / manpages-zh
proc.5.en	debian 12 / manpages
proc.5.de	debian 12 / manpages-de
proc.5.ja	debian 12 / manpages-ja
proc.5.pl	debian 12 / manpages-pl
proc.5.ru	debian 12 / manpages-ru
proc.5.zh_CN	debian 12 / manpages-zh
proc.5.zh_TW	debian 12 / manpages-zh