"The Time Machine", by H(erbert) G(eorge) Wells [1898]

 Rank  Occurances  Percentage    2-tuple
       (of 30491)
   1        309    1.0134138%    of the
   2        169    0.5542619%    in the
   3        130    0.4263553%    i had
   4        112    0.3673215%    i was
   5        109    0.3574825%    and the
   6         99    0.3246860%    the time
   7         98    0.3214063%    it was
   8         85    0.2787708%    to the
   9         78    0.2558132%    as i
  10         73    0.2394149%    of a
  11         68    0.2230166%    i saw
  12         67    0.2197370%    i could
  13         62    0.2033387%    and i
  14         61    0.2000590%    in a
  15         59    0.1934997%    that i
  16         54    0.1771014%    time traveller
  17         51    0.1672625%    to me
  18         51    0.1672625%    for the
  19         49    0.1607032%    into the
  20         49    0.1607032%    at the
  21         47    0.1541438%    of my
  22         47    0.1541438%    from the
  23         46    0.1508642%    upon the
  24         45    0.1475845%    on the
  25         45    0.1475845%    i felt
  26         45    0.1475845%    for a
  27         43    0.1410252%    was a
  28         43    0.1410252%    that the
  29         41    0.1344659%    with a
  30         40    0.1311863%    the morlocks
  31         40    0.1311863%    in my
  32         39    0.1279066%    was the
  33         39    0.1279066%    time machine
  34         38    0.1246269%    said the
  35         37    0.1213473%    seemed to
  36         36    0.1180676%    to be
  37         36    0.1180676%    then i
  38         36    0.1180676%    the same
  39         36    0.1180676%    had been
  40         34    0.1115083%    there was
  41         34    0.1115083%    out of
  42         34    0.1115083%    and then
  43         32    0.1049490%    by the
  44         32    0.1049490%    but i
  45         31    0.1016693%    a little
  46         30    0.0983897%    with the
  47         30    0.0983897%    they were
  48         30    0.0983897%    i found
  49         29    0.0951100%    the little
  50         28    0.0918304%    i have
  51         28    0.0918304%    at last
  52         28    0.0918304%    all the
  53         27    0.0885507%    the machine
  54         27    0.0885507%    i thought
  55         27    0.0885507%    i did
  56         26    0.0852711%    through the
  57         26    0.0852711%    it seemed
  58         25    0.0819914%    when i
  59         25    0.0819914%    the sun
  60         25    0.0819914%    my mind
  61         24    0.0787118%    the medical
  62         24    0.0787118%    medical man
  63         24    0.0787118%    me and
  64         24    0.0787118%    have been
  65         24    0.0787118%    as the
  66         23    0.0754321%    to a
  67         23    0.0754321%    the psychologist
  68         23    0.0754321%    as it
  69         22    0.0721524%    thought of
  70         22    0.0721524%    one of
  71         22    0.0721524%    of it
  72         22    0.0721524%    must have
  73         22    0.0721524%    like a
  74         22    0.0721524%    began to
  75         22    0.0721524%    at first
  76         22    0.0721524%    and in
  77         22    0.0721524%    and a
  78         21    0.0688728%    towards the
  79         21    0.0688728%    the thing
  80         21    0.0688728%    it is
  81         21    0.0688728%    down the
  82         21    0.0688728%    but the
  83         21    0.0688728%    and there
  84         21    0.0688728%    a moment
  85         20    0.0655931%    under the
  86         20    0.0655931%    the editor
  87         20    0.0655931%    over the
  88         20    0.0655931%    he said
  89         19    0.0623135%    with my
  90         19    0.0623135%    the world
  91         19    0.0623135%    the white
  92         19    0.0623135%    the sky
  93         19    0.0623135%    of that
  94         19    0.0623135%    of our
  95         19    0.0623135%    had a
  96         19    0.0623135%    did not
  97         18    0.0590338%    which i
  98         18    0.0590338%    up the
  99         18    0.0590338%    there were
 100         18    0.0590338%    of them