mother lode AmE , also: motherlode AmE

Washington, they say, is a mother lode when it comes to information.

But then none of us expected to hit a mother lode.

Then we hit the mother lode with the Iraqi guy.

So the researchers were able to say, oh, we just found the mother lode here.

It took him four years to strike a mother lode.

The rest are just eager to get to the mother lode.

"I think somebody's going to find the mother lode in that area," he said.

"This collection is far and above the mother lode," he said.

The area was home to five gold mines however, none hit the mother lode.

I can remember when they hit the mother lode.

It was as if he'd hit the mother lode.

Once upon a time, New York was the mother lode.

"The boys around here call it mother lode," Nichols told her.

I realized the real mother lode of nostalgia was the breakfast table.

He always believed he'd find the mother lode, though I don't think there is one.

They smiled like prospectors who have hit the mother lode.

"It may take some digging to find the mother lode," he reminded them.

Loren was beginning to feel she had struck the mother lode.

Yes, Twain had stumbled on a mother lode of material.

But those who won generally hit the mother lode.

Now wine fever has swept much of the 300-mile mother lode.

"I enjoy that role very much, and it's been the mother lode for a lot of other things.

A quarter or two is the mother lode for this troubadour.

Had the legendary mother lode of sulphur finally been found?