http://matt.might.net/articles/shell-scripts-for-passive-voice-weasel-words-duplicates/

find_duplicate_adjacent_words.pl

#!/usr/bin/env perl
 
# Finds duplicate adjacent words.
 
use strict ;
 
my $DupCount = 0 ;
 
if (!@ARGV) {
  print "usage: $0 <file> ...\n" ;
  exit ;
}
 
while (1) {
  my $FileName = shift @ARGV ;
 
  # Exit code = number of duplicates found.  
  exit $DupCount if (!$FileName) ;
 
  open FILE, $FileName or die $!; 
   
  my $LastWord = "" ;
  my $LineNum = 0 ;
   
  while (<FILE>) {
    chomp ;
 
    $LineNum ++ ;
     
    my @words = split (/(\W+)/) ;
     
    foreach my $word (@words) {
      # Skip spaces:
      next if $word =~ /^\s*$/ ;
 
      # Skip punctuation:
      if ($word =~ /^\W+$/) {
        $LastWord = "" ;
        next ;
      }
       
      # Found a dup? 
      if (lc($word) eq lc($LastWord)) {
        print "$FileName:$LineNum $word\n" ;
        $DupCount ++ ;
      } # Thanks to Sean Cronin for tip on case.
 
      # Mark this as the last word:
      $LastWord = $word ;
    }
  }
   
  close FILE ;
}

find_passive_words.sh

#!/bin/bash
 
irregulars="awoken|\
been|born|beat|\
become|begun|bent|\
beset|bet|bid|\
bidden|bound|bitten|\
bled|blown|broken|\
bred|brought|broadcast|\
built|burnt|burst|\
bought|cast|caught|\
chosen|clung|come|\
cost|crept|cut|\
dealt|dug|dived|\
done|drawn|dreamt|\
driven|drunk|eaten|fallen|\
fed|felt|fought|found|\
fit|fled|flung|flown|\
forbidden|forgotten|\
foregone|forgiven|\
forsaken|frozen|\
gotten|given|gone|\
ground|grown|hung|\
heard|hidden|hit|\
held|hurt|kept|knelt|\
knit|known|laid|led|\
leapt|learnt|left|\
lent|let|lain|lighted|\
lost|made|meant|met|\
misspelt|mistaken|mown|\
overcome|overdone|overtaken|\
overthrown|paid|pled|proven|\
put|quit|read|rid|ridden|\
rung|risen|run|sawn|said|\
seen|sought|sold|sent|\
set|sewn|shaken|shaven|\
shorn|shed|shone|shod|\
shot|shown|shrunk|shut|\
sung|sunk|sat|slept|\
slain|slid|slung|slit|\
smitten|sown|spoken|sped|\
spent|spilt|spun|spit|\
split|spread|sprung|stood|\
stolen|stuck|stung|stunk|\
stridden|struck|strung|\
striven|sworn|swept|\
swollen|swum|swung|taken|\
taught|torn|told|thought|\
thrived|thrown|thrust|\
trodden|understood|upheld|\
upset|woken|worn|woven|\
wed|wept|wound|won|\
withheld|withstood|wrung|\
written"
 
if [ "$1" = "" ]; then
 echo "usage: `basename $0` <file> ..."
 exit
fi
 
egrep -n -i --color \
 "\\b(am|are|were|being|is|been|was|be)\
\\b[ ]*(\w+ed|($irregulars))\\b" $*
 
exit $?

find_weasel_words.sh

#!/bin/bash

weasels="many|various|very|fairly|several|extremely\
|exceedingly|quite|remarkably|few|surprisingly\
|mostly|largely|huge|tiny|((are|is) a number)\
|excellent|interestingly|significantly\
|substantially|clearly|vast|relatively|completely"
 
wordfile=""
 
# Check for an alternate weasel file
if [ -f $HOME/etc/words/weasels ]; then
    wordfile="$HOME/etc/words/weasels"
fi
 
if [ -f $WORDSDIR/weasels ]; then
    wordfile="$WORDSDIR/weasels"
fi
 
if [ -f words/weasels ]; then
    wordfile="words/weasels"
fi
 
if [ ! "$wordfile" = "" ]; then
    weasels="xyzabc123";
    for w in `cat $wordfile`; do
        weasels="$weasels|$w"
    done
fi
 
 
if [ "$1" = "" ]; then
 echo "usage: `basename $0` <file> ..."
 exit
fi
 
egrep -i -n --color "\\b($weasels)\\b" $*
 
exit $?