@RequestMapping("/next")
	public ModelAndView wordNext (HttpServletRequest request, HttpServletResponse response, ModelAndView modelAndView) throws Exception {
		
		ModelMap modelMap = modelAndView.getModelMap();
		// 단어 랜덤 선택		
		WordsVO wordVo = WordRandomUtil.randomWord(request);
		//List<WordsVO> exampleList = WordRandomUtil.randomExample(request, wordVo);
		//exampleList.add(wordVo);
		
		List<String> exampleList = WordRandomUtil.similarExample(request, wordVo);
		
		// 보기 리스트를 다시 랜덤으로 
		Collections.shuffle(exampleList);
		
		modelMap.addAttribute("word", wordVo);
		modelMap.addAttribute("list", exampleList);
		
	//	modelAndView.setViewName("/word/test");
		
		return modelAndView;
	}