A whole twice 

When you completely accomplish a task two individual times

I rode on the subway a whole twice times

A whole twice by strikeanddip69 December 30, 2017

Twice in a while 

Used when you do something more than once in a while but not all the time.

Tom "So I here you started go to the gym "

Bob "Twice a week. I go once in a while to keep in shape"

Tom "More like twice in a while!"

Bob "OH SNAP!"

Twice in a while by konieboy May 20, 2010