ibus-chewing software package provides Chewing engine for IBus, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install ibus-chewing
ibus-chewing is installed in your system.
Make ensure the ibus-chewing package were installed using the commands given below,
$ sudo dpkg-query -l | grep ibus-chewing *
You will get with ibus-chewing package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Utilities |
| Package | ibus-chewing |
| Version | 1.5.1-1 |
| Description | Chewing engine for IBus |
| Sub Section | Utils |