ibus-unikey software package provides Vietnamese Input Method Engine for IBus using Unikey Engine, you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install ibus-unikey
ibus-unikey is installed in your system.
Make ensure the ibus-unikey package were installed using the commands given below,
$ sudo dpkg-query -l | grep ibus-unikey *
You will get with ibus-unikey package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Utilities |
| Package | ibus-unikey |
| Version | 0.6.1-1 |
| Description | Vietnamese Input Method Engine for IBus using Unikey Engine |
| Sub Section | Utils |