"Pride and Prejudice", by Jane Austen

 Rank  Occurances  Percentage    2-tuple
       (of 114404)
   1        464    0.4055802%    of the
   2        440    0.3846019%    to be
   3        383    0.3347785%    in the
   4        302    0.2639768%    i am
   5        263    0.2298871%    of her
   6        251    0.2193979%    to the
   7        251    0.2193979%    it was
   8        234    0.2045383%    of his
   9        212    0.1853082%    she was
  10        205    0.1791895%    she had
  11        200    0.1748191%    had been
  12        191    0.1669522%    it is
  13        188    0.1643299%    i have
  14        181    0.1582113%    to her
  15        176    0.1538408%    that he
  16        167    0.1459739%    he had
  17        167    0.1459739%    could not
  18        162    0.1416034%    and the
  19        160    0.1398552%    he was
  20        157    0.1372330%    for the
  21        150    0.1311143%    on the
  22        145    0.1267438%    such a
  23        135    0.1180029%    have been
  24        134    0.1171288%    in a
  25        133    0.1162547%    they were
  26        133    0.1162547%    that she
  27        132    0.1153806%    she could
  28        131    0.1145065%    did not
  29        124    0.1083878%    and i
  30        123    0.1075137%    do not
  31        122    0.1066396%    was not
  32        119    0.1040173%    my dear
  33        118    0.1031432%    with the
  34        114    0.0996469%    that i
  35        112    0.0978987%    and she
  36        111    0.0970246%    of a
  37        109    0.0952764%    by the
  38        108    0.0944023%    all the
  39        103    0.0900318%    as to
  40        101    0.0882836%    but i
  41        101    0.0882836%    at the
  42        100    0.0874095%    lady catherine
  43         99    0.0865354%    you are
  44         95    0.0830391%    in her
  45         95    0.0830391%    as she
  46         93    0.0812909%    would be
  47         92    0.0804168%    to his
  48         92    0.0804168%    i do
  49         92    0.0804168%    from the
  50         91    0.0795427%    not be
  51         90    0.0786686%    with a
  52         90    0.0786686%    of it
  53         88    0.0769204%    there was
  54         88    0.0769204%    for her
  55         87    0.0760463%    and her
  56         86    0.0751722%    would have
  57         86    0.0751722%    with her
  58         86    0.0751722%    will be
  59         86    0.0751722%    of their
  60         85    0.0742981%    i shall
  61         84    0.0734240%    was a
  62         81    0.0708017%    to make
  63         81    0.0708017%    of my
  64         81    0.0708017%    him to
  65         79    0.0690535%    you have
  66         79    0.0690535%    to have
  67         78    0.0681794%    must be
  68         78    0.0681794%    a very
  69         77    0.0673053%    is a
  70         76    0.0664312%    to see
  71         75    0.0655571%    is not
  72         75    0.0655571%    in his
  73         75    0.0655571%    had not
  74         74    0.0646831%    you will
  75         74    0.0646831%    would not
  76         74    0.0646831%    he is
  77         73    0.0638090%    that the
  78         73    0.0638090%    i should
  79         72    0.0629349%    the whole
  80         72    0.0629349%    miss bingley
  81         71    0.0620608%    will not
  82         71    0.0620608%    that it
  83         71    0.0620608%    her sister
  84         70    0.0611867%    it would
  85         69    0.0603126%    the same
  86         69    0.0603126%    the room
  87         68    0.0594385%    there is
  88         68    0.0594385%    one of
  89         68    0.0594385%    at all
  90         67    0.0585644%    i was
  91         66    0.0576903%    that you
  92         66    0.0576903%    she is
  93         66    0.0576903%    of your
  94         66    0.0576903%    of mr
  95         66    0.0576903%    if you
  96         64    0.0559421%    to say
  97         64    0.0559421%    they had
  98         64    0.0559421%    elizabeth was
  99         63    0.0550680%    the world
 100         63    0.0550680%    of all