"Chechen-Russo Conflict", by Abdullah Khan, Feb 2000, footnotes removed,
http://www.amina.com/article/chechenrus_confl.html

 Rank  Occurances  Percentage    2-tuple
       (of 5449)
   1         76    1.3947513%    of the
   2         61    1.1194715%    the russian
   3         38    0.6973757%    in NUMBER
   4         35    0.6423197%    NUMBER NUMBER
   5         34    0.6239677%    in the
   6         33    0.6056157%    to the
   7         24    0.4404478%    the chechen
   8         22    0.4037438%    the russians
   9         19    0.3486878%    the chechens
  10         17    0.3119839%    and the
  11         16    0.2936319%    by the
  12         14    0.2569279%    to be
  13         14    0.2569279%    that the
  14         13    0.2385759%    from the
  15         13    0.2385759%    NUMBER and
  16         12    0.2202239%    the NUMBER
  17         12    0.2202239%    and therefore
  18         11    0.2018719%    for the
  19         11    0.2018719%    NUMBER the
  20         10    0.1835199%    with the
  21         10    0.1835199%    during the
  22         10    0.1835199%    chechnya and
  23         10    0.1835199%    against the
  24          9    0.1651679%    it was
  25          8    0.1468159%    the first
  26          8    0.1468159%    the caucasus
  27          8    0.1468159%    in chechnya
  28          8    0.1468159%    and in
  29          8    0.1468159%    after the
  30          7    0.1284639%    russian army
  31          7    0.1284639%    on the
  32          7    0.1284639%    north caucasus
  33          7    0.1284639%    led by
  34          7    0.1284639%    imam shamil
  35          7    0.1284639%    due to
  36          7    0.1284639%    december NUMBER
  37          7    0.1284639%    and his
  38          7    0.1284639%    and NUMBER
  39          7    0.1284639%    NUMBER russian
  40          7    0.1284639%    CLOSEPAREN and
  41          6    0.1101119%    when the
  42          6    0.1101119%    the resistance
  43          6    0.1101119%    the former
  44          6    0.1101119%    the caucasian
  45          6    0.1101119%    of NUMBER
  46          6    0.1101119%    he was
  47          6    0.1101119%    had to
  48          6    0.1101119%    as the
  49          6    0.1101119%    and that
  50          6    0.1101119%    OPENPAREN the
  51          6    0.1101119%    OPENPAREN a
  52          6    0.1101119%    NUMBER in
  53          5    0.0917600%    who were
  54          5    0.0917600%    who was
  55          5    0.0917600%    took place
  56          5    0.0917600%    the two
  57          5    0.0917600%    the same
  58          5    0.0917600%    the opposition
  59          5    0.0917600%    on december
  60          5    0.0917600%    on NUMBER
  61          5    0.0917600%    november NUMBER
  62          5    0.0917600%    more than
  63          5    0.0917600%    however it
  64          5    0.0917600%    dzohar dudayev
  65          5    0.0917600%    can be
  66          5    0.0917600%    as a
  67          5    0.0917600%    and to
  68          4    0.0734080%    with a
  69          4    0.0734080%    will be
  70          4    0.0734080%    which was
  71          4    0.0734080%    were killed
  72          4    0.0734080%    was the
  73          4    0.0734080%    was led
  74          4    0.0734080%    was able
  75          4    0.0734080%    used to
  76          4    0.0734080%    to retreat
  77          4    0.0734080%    to NUMBER
  78          4    0.0734080%    the whole
  79          4    0.0734080%    the war
  80          4    0.0734080%    the second
  81          4    0.0734080%    the presidential
  82          4    0.0734080%    the operation
  83          4    0.0734080%    the name
  84          4    0.0734080%    the leader
  85          4    0.0734080%    the historical
  86          4    0.0734080%    the economic
  87          4    0.0734080%    the city
  88          4    0.0734080%    russian soldiers
  89          4    0.0734080%    role in
  90          4    0.0734080%    resistance against
  91          4    0.0734080%    presidential elections
  92          4    0.0734080%    opposition forces
  93          4    0.0734080%    of grozny
  94          4    0.0734080%    northern caucasus
  95          4    0.0734080%    leader of
  96          4    0.0734080%    killed by
  97          4    0.0734080%    june NUMBER
  98          4    0.0734080%    in which
  99          4    0.0734080%    in northern
 100          4    0.0734080%    in north