$VAR1 = {
          'sei' => [
                     'seis',
                     'six',
                     '',
                     'six'
                   ],
          'quattro' => [
                         'quatro',
                         'quatre',
                         undef,
                         'four'
                       ],
          'due' => [
                     'dos',
                     'deux',
                     'zwei',
                     'two '
                   ],
          'dieci' => [
                       'diez',
                       'dix',
                       'zehn'
                     ],
          'sette' => [
                       'siete',
                       'sept',
                       'sechs',
                       'seven sechs'
                     ],
          'dodici' => [
                        'doce'
                      ],
          'uno' => [
                     'uno',
                     undef,
                     'eins'
                   ],
          'nouve' => [
                       'nueve',
                       undef,
                       'neun'
                     ],
          'cinque' => [
                        'cinco',
                        'cinq',
                        'funf',
                        'funf five'
                      ],
          'otto' => [
                      'ocho'
                    ],
          'undici' => [
                        'once',
                        'onze',
                        'elf',
                        'eleven'
                      ],
          'tre' => [
                     'tres',
                     'trois',
                     'drei',
                     'drei three'
                   ],
          'tredici' => [
                         'trece',
                         'treize',
                         'dreizehn',
                         'thirteen dreizehn'
                       ]
        };