grep -f problem

[Yitzchok Good]

On CygWin:

$ echo -e "calvin\nhobbes">a
$ echo -e "calvin chased\nblah blah\nhobbes">b
$ grep -f a b
  calvin chased
  hobbes


#!sh
echo -e "calvin\nhobbes" > expressions.txt
echo -e "calvin chases\nhis favourite imaginary friend\nhobbes" > text.txt
grep -f expressions.txt text.txt


$ ./a.sh
calvin chases
hobbes

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