Man pages matching name deallocvt in section 1:

deallocvt.1.en	debian 10 / kbd
deallocvt.1.es	debian 10 / manpages-es-extra
deallocvt.1.hu	debian 10 / manpages-hu
deallocvt.1.zh_CN	debian 10 / manpages-zh
deallocvt.1.zh_TW	debian 10 / manpages-zh
deallocvt.1.en	debian 11 / kbd
deallocvt.1.de	debian 11 / manpages-de
deallocvt.1.es	debian 11 / manpages-es
deallocvt.1.hu	debian 11 / manpages-hu
deallocvt.1.zh_CN	debian 11 / manpages-zh
deallocvt.1.zh_TW	debian 11 / manpages-zh
deallocvt.1.en	debian 12 / kbd
deallocvt.1.da	debian 12 / manpages-da
deallocvt.1.de	debian 12 / manpages-de
deallocvt.1.es	debian 12 / manpages-es
deallocvt.1.hu	debian 12 / manpages-hu
deallocvt.1.zh_CN	debian 12 / manpages-zh
deallocvt.1.zh_TW	debian 12 / manpages-zh