public string GetIndexedContent()
 {
     V_0 = new StringBuilder();
     V_1 = this.get_Items().GetEnumerator();
     try
     {
         while (V_1.MoveNext())
         {
             V_2 = V_1.get_Current() as ISearchable;
             if (V_2 == null)
             {
                 continue;
             }
             V_3 = V_2.GetIndexedContent();
             if (String.IsNullOrEmpty(V_3))
             {
                 continue;
             }
             dummyVar0 = V_0.AppendLine(V_3);
         }
     }
     finally
     {
         if (V_1 != null)
         {
             V_1.Dispose();
         }
     }
     return(V_0.ToString());
 }