https://en.wikipedia.org/wiki/Cangjie_input_method https://en.wikipedia.org/wiki/Cangjie_input_method This isn't at the textual level, and the components are n

https://en.wikipedia.org/wiki/Cangjie_input_method https://en.wikipedia.org/wiki/Cangjie_input_method This isn't at the textual level, and the components are not strictly radicals, but this may interest you.