code: def restore_prefix(self):
          
          for removal in self.removals:
              #return the word before precoding (the subject of first prefix removal)
              self.current_word = removal.get_subject()
              break
  
          for removal in self.removals:
              if removal.get_affix_type() == 'DP':
                  self.removals.remove(removal)
docs: Restore prefix to proceed with ECS loop pengembalian akhiran