strike pay dirt การใช้

Of course, job opportunities abound and some people are striking pay dirt.
Occasionally, that results in desperate efforts to strike pay dirt by breaking out of the old regimen.
And they're striking pay dirt.
Before Microsoft, before Starbucks, rockers used to move from the rain-soaked city in the hopes of striking pay dirt elsewhere.
The problem here for the Republicans is that other congressional committees have thoroughly plumbed those issues without striking pay dirt.