The Simplified Chinese input mode of the default Traditional Chinese IME (Chewing, i.e. bopomofo) does not respond to any kanji which pronunciation ends with "ㄩㄝˋ". E.g. "略" and "虐".
This bug was introduced since Office 2007. I reported this bug multiple times through my acquaintances in Microsoft or have relationship with Microsoft. However, in the recent 14 years, you Microsoft didn't give it a heck.
Fourteen years. Fourteen years, comrades. Fix it, please.