将搜索返回的建议词数量修改为3个

@@ -48,7 +48,7 @@ public class SuggestServiceImpl implements ISuggestService, ApplicationEventPubl
     private static final String SUGGEST_PARAM_GLOBAL = "contain_global";
 
     // 返回智能搜索词的数量
-    private static final int SMART_SUGGESTION_TERM_COUNT = 5;
+    private static final int SMART_SUGGESTION_TERM_COUNT = 3;
 
     @Autowired
     private SearchCommonService searchCommonService;
@@ -262,7 +262,7 @@ public class SuggestServiceImpl implements ISuggestService, ApplicationEventPubl
                         if(!queryWord.equalsIgnoreCase(keyword)) {
                             count++;
                             resultTerms.add(keyword);
-                            // 最多返回五个推荐词
+                            // 最多返回三个推荐词
                             if (count == SMART_SUGGESTION_TERM_COUNT) {
                                 break;
                             }