# File lib/bundler/similarity_detector.rb, line 11
    def similar_words(word, limit=3)
      words_by_similarity = @corpus.map{|w| SimilarityScore.new(w, levenshtein_distance(word, w))}
      words_by_similarity.select{|s| s.distance<=limit}.sort_by(&:distance).map(&:string)
    end