The bath was so old and stained that we couldn’t get it clean no matter how much elbow grease we used.
Well, you're supposed to put elbow grease into your daughter!
This time, use a little elbow grease. -How are they doing?
It's difficult to conceive of a harder material-this is granite-extreme resistance has been overcome by time and elbow grease.
Nothing a bucket and some elbow grease can't fix.
She wants to save us a bit of elbow grease.
Perhaps pocket money is a good incentive. A financial reward is often a good way to get people to put a bit of elbow grease into their jobs.