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Want to search value and two previous value

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# 1  
Old 10-16-2008
Want to search value and two previous value
I am using following command to get the search value and previous line value.
sed -n -e 'N; /resize/p' alter_PU1M03.log

Please let me know how can I get the search string + previous two values and combine the output to one line.

I am using HPUX 11.11
# 2  
Old 10-16-2008

Code:
 awk '/resize/{printf "%s %s %s\n", last2, last1, $0 }
{ last2 = last1
  last1 = $0
}'  FILE

# 3  
Old 10-16-2008
Thanks it works, I really appreciate your help.
# 4  
Old 10-17-2008
awk:

Code:
nawk '{
if(index($0,"pattern")!=0)
	print l2" "l1" "$0
else
{
	l2=l1
	l1=$0
}
}' filename

sed:

Code:
pat=$1
sed -n '/'$pat'/ !{
H
}
/'$pat'/ {
H
x
s/\(.*\)\n\(.*\)\n\(.*\)\n/\2 \3/
p
}' filename

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