توضیحات:

This dictionary pack can only be used with keyboards published by this developer. Once installed, it will provide suggestions and corrections for the following languages:
• Croatian
• Czech
• Polish
• Russian
• Slovak
• Serbian

This app doesn't show an icon on your home screen. To manage it,
• go to the keyboard's settings page and choose Text correction > Add-on dictionaries; or
• go to Settings > Apps & Notifications