Man pages matching name ccosh in section 3:

ccosh.3.en	debian 10 / manpages-dev
ccosh.3.ja	debian 10 / manpages-ja-dev
ccosh.3.pl	debian 10 / manpages-pl-dev
ccosh.3.en	debian 11 / manpages-dev
ccosh.3.fr	debian 11 / manpages-fr-dev
ccosh.3.ja	debian 11 / manpages-ja-dev
ccosh.3.pl	debian 11 / manpages-pl-dev
ccosh.3.de	debian 12 / manpages-de-dev
ccosh.3.en	debian 12 / manpages-dev
ccosh.3.fr	debian 12 / manpages-fr-dev
ccosh.3.ja	debian 12 / manpages-ja-dev
ccosh.3.pl	debian 12 / manpages-pl-dev