once in a while

“We expect things like this to occur once in a while due to the volume of tests.”

“I watched him in action and learned from him, and he handed me books once in a while,” Mayer says.

It’s been happening frequently for as long as I can remember, but Ma tells me that these natural disasters only used to happen once in a while.

“There’s a lot of common questions that people ask but once in a while people ask some weird questions that are not coded in the system yet,” says Chan.

My wife is from Austin and her favorite restaurant opened up a place in L.A., so we go there every once in a while for a nice meal.