Man pages matching name yp.conf in section 5:

yp.conf.5.ja	debian 10 / manpages-ja
yp.conf.5.en	debian 10 / nis
yp.conf.5.ja	debian 11 / manpages-ja
yp.conf.5.en	debian 11 / ypbind-mt
yp.conf.5.ja	debian 12 / manpages-ja
yp.conf.5.en	debian 12 / ypbind-mt