$ sudo apt-get update
$ sudo apt-get install ibus-pinyin-db-open-phrase 

ibus-pinyin-db-open-phrase is installed in your system.

Make ensure the ibus-pinyin-db-open-phrase package were installed using the commands given below,

$ sudo dpkg-query -l | grep ibus-pinyin-db-open-phrase *

You will get with ibus-pinyin-db-open-phrase package name, version, architecture and description in a table

ibus-pinyin-db-open-phrase package basic information: