"The Gods of Mars", by Edgar Rice Burroughs (1913)

 Rank  Occurances  Percentage    1-tuple
       (of 82726)
   1       6241    7.5441820%    the
   2       3253    3.9322583%    of
   3       2285    2.7621304%    and
   4       2089    2.5252037%    to
   5       2070    2.5022363%    i
   6       1684    2.0356357%    a
   7       1263    1.5267268%    that
   8       1149    1.3889225%    in
   9        909    1.0988081%    my
  10        871    1.0528733%    was
  11        777    0.9392452%    as
  12        758    0.9162778%    had
  13        742    0.8969369%    it
  14        736    0.8896840%    for
  15        664    0.8026497%    we
  16        652    0.7881440%    me
  17        640    0.7736383%    with
  18        602    0.7277035%    from
  19        542    0.6551749%    he
  20        528    0.6382516%    but
  21        526    0.6358340%    upon
  22        504    0.6092401%    at
  23        503    0.6080313%    you
  24        477    0.5766023%    his
  25        460    0.5560525%    were
  26        455    0.5500085%    not
  27        394    0.4762711%    they
  28        393    0.4750623%    which
  29        378    0.4569301%    is
  30        356    0.4303363%    have
  31        354    0.4279187%    her
  32        353    0.4267099%    us
  33        352    0.4255011%    be
  34        333    0.4025337%    our
  35        309    0.3735222%    their
  36        295    0.3565989%    there
  37        284    0.3433020%    them
  38        271    0.3275875%    one
  39        271    0.3275875%    by
  40        270    0.3263786%    could
  41        266    0.3215434%    she
  42        257    0.3106641%    this
  43        244    0.2949496%    would
  44        243    0.2937408%    then
  45        234    0.2828615%    him
  46        224    0.2707734%    on
  47        221    0.2671470%    no
  48        221    0.2671470%    all
  49        218    0.2635205%    so
  50        218    0.2635205%    men
  51        215    0.2598941%    been
  52        214    0.2586853%    an
  53        205    0.2478060%    are
  54        202    0.2441796%    great
  55        181    0.2187946%    through
  56        181    0.2187946%    into
  57        176    0.2127505%    or
  58        176    0.2127505%    first
  59        171    0.2067065%    when
  60        169    0.2042889%    before
  61        167    0.2018712%    said
  62        167    0.2018712%    issus
  63        166    0.2006624%    now
  64        165    0.1994536%    who
  65        158    0.1909919%    toward
  66        158    0.1909919%    time
  67        154    0.1861567%    what
  68        153    0.1849479%    about
  69        149    0.1801127%    will
  70        145    0.1752774%    xodar
  71        133    0.1607717%    more
  72        130    0.1571453%    man
  73        130    0.1571453%    its
  74        129    0.1559365%    your
  75        129    0.1559365%    than
  76        127    0.1535188%    above
  77        126    0.1523100%    where
  78        125    0.1511012%    eyes
  79        121    0.1462660%    helium
  80        118    0.1426396%    tars
  81        118    0.1426396%    tarkas
  82        117    0.1414307%    therns
  83        117    0.1414307%    even
  84        117    0.1414307%    again
  85        116    0.1402219%    only
  86        114    0.1378043%    black
  87        113    0.1365955%    do
  88        113    0.1365955%    barsoom
  89        111    0.1341779%    feet
  90        107    0.1293426%    might
  91        107    0.1293426%    did
  92        106    0.1281338%    saw
  93        105    0.1269250%    here
  94        105    0.1269250%    came
  95        105    0.1269250%    back
  96        103    0.1245074%    if
  97        102    0.1232986%    within
  98        102    0.1232986%    out
  99        102    0.1232986%    far
 100        102    0.1232986%    down