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unable to grep the following pattern

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# 1  
Old 03-07-2007
unable to grep the following pattern
I have the following line in file1

elif [ "$1" = "start" ] ; then


now if i try to grep this using following command
grep -e "elif [ "$1" = "start" ] ; then" file1
it is showing nothing...
how to grep such patterns
# 2  
Old 03-07-2007
grep 'elif \[ \"\$1\" = \"start\" \] ; then' filename
# 3  
Old 03-07-2007
Code:
grep -e 'elif \[ "$1" = "start" \] ; then' file

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