Man pages matching name variables in section 5:

variables.5.en	debian 10 / libsnmp-base
variables.5.ja	debian 10 / manpages-ja
variables.5.en	debian 11 / libsnmp-base
variables.5.ja	debian 11 / manpages-ja
variables.5.en	debian 12 / libsnmp-base
variables.5.ja	debian 12 / manpages-ja