Repair support for Ubuntu everyday usage
https://askubuntu.com/questions/218377/install-remove-language-show-only-english-no-other-choice
http://www.linuxdiyf.com/linux/20344.html
https://askubuntu.com/questions/455682/14-04-chinese-ibus-input-no-options
sudo apt-get –reinstall install language-selector-gnome
sudo apt-get install ibus ibus-clutter ibus-gtk ibus-gtk3 ibus-qt4
ibus restart
im-config -s ibus
sudo ibus-setup