code: def next(self, page):
      if (len(self.result_pages) - 1) < page:
          for i in range(page - (len(self.result_pages) - 1)):
              self.result_pages.append(
                  self.collocations[
                      self.results_returned : self.results_returned
                      + self.result_count
                  ]
              )
              self.results_returned += self.result_count
      return self.result_pages[page]
  
imports: import queue
  import threading
  from tkinter import END, LEFT, SUNKEN, Button, Frame, IntVar, Label, Menu, OptionMenu, Scrollbar, StringVar, Text, Tk
  from tkinter.font import Font
  from nltk.corpus import alpino, brown, cess_cat, cess_esp, floresta, indian, mac_morpho, machado, nps_chat, sinica_treebank, treebank
  from nltk.probability import FreqDist
  from nltk.util import in_idle
label_desc: Use image node_id 6 for calling the CollocationsModel obj's underlying member method code with example usage: obj.next(page) and returns: self