 

1             2                     ,                       ,      3                          4                            5                          6                                           7                                         8             9                 , '   ,    ,   '    ,                 10           ,                         11             , '               ' 12                           13              14                                      15                    16     ,       '                  17                         18                                      19                              20                            ,        21                             22                       23            