DidYouMean::TreeSpellChecker#find_suggestions

# File tmp/rubies/ruby-3.3.0/lib/did_you_mean/tree_spell_checker.rb, line 60
def find_suggestions(input, plausibles)
  states = plausibles[0].product(*plausibles[1..-1])
  paths  = possible_paths(states)
  leaf   = input.split(separator).last

  find_ideas(paths, leaf)
end