I do not find my watch. If you search his pockets you will surely find your watch.
(Rewrite the given sentence into simple past tense)
1
I did not find my watch. If you searched his pockets you would surely find your watch.
2
I had not find my watch. If you had searched his pockets you would surely find your watch.
3
I had found my watch. If you would search his pockets you would have surely found your watch.
4
I did not found my watch. If you searched his pockets you would have surely found your watch.