Hap = Coincidentally
Unexp/Wrong = Unexpectedly
Pow = Suddenly
Happen I found your money.
(Out of the blue, I found your money.)
When they went-out, hap, they saw their friends.
(When they went out, surprisingly they saw their friends.)
Pow I got ace.
(Surprisingly, I got an ace.)
When I stood outside, pow, I saw lightning.
(When I stood outside, unexpectedly I saw the lightning.)
Unexp I broke my laptop.
(Unexpectedly, I broke my laptop)
Unexp I texted wrong number.
(By accident, I texted the wrong number.)