Не удается найти тамильский фонетический и тамильский99 метод ввода в Ubuntu 20.04

Я не могу найти и использовать тамильский-99 или тамильский фонетический шрифт даже после установки поддержки тамильского языка и ibus-m17n.

Установка:

$ sudo apt-get install ibus-gtk* ibus-m17n m17n-* tamil*
[sudo] password for vanangamudi: 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Note, selecting 'ibus-gtk' for glob 'ibus-gtk*'
Note, selecting 'ibus-gtk3' for glob 'ibus-gtk*'
Note, selecting 'm17n-lib-mimx' for glob 'm17n-*'
Note, selecting 'm17n-contrib' for glob 'm17n-*'
Note, selecting 'm17n-im-config' for glob 'm17n-*'
Note, selecting 'm17n-db' for glob 'm17n-*'
Note, selecting 'm17n-lib-bin' for glob 'm17n-*'
Note, selecting 'm17n-docs' for glob 'm17n-*'
Note, selecting 'tamil-gtk2im' for glob 'tamil*'
ibus-m17n is already the newest version (1.4.2-1).
m17n-db is already the newest version (1.8.0-3).
m17n-docs is already the newest version (1.6.2-2).
m17n-im-config is already the newest version (0.9.0-5).
m17n-lib-bin is already the newest version (1.8.0-2).
m17n-lib-mimx is already the newest version (1.8.0-2).
tamil-gtk2im is already the newest version (2.2-6).
ibus-gtk is already the newest version (1.5.22-2ubuntu2.1).
ibus-gtk3 is already the newest version (1.5.22-2ubuntu2.1).
ibus-gtk3 set to manually installed.
The following packages were automatically installed and are no longer required:
  emacs emacs-bin-common emacs-common emacs-el emacs-gtk xaw3dg
Use 'sudo apt autoremove' to remove them.
0 upgraded, 0 newly installed, 0 to remove and 19 not upgraded.
vanangamudi@karunthulai:~$