love.textedited
Called when the candidate text for an IME (Input Method Editor) has changed.

The candidate text is not the final text that the user will eventually choose. Use love.textinput for that.
love.textedited( text, start, length )
text string The UTF-8 encoded unicode candidate text.
start number The start cursor of the selected candidate text.
length number The length of the selected candidate text. May be 0.