I know what you are talking about and no one will want to share that sheet. There must be a video of that method.I'd get off cheap as I learned in the Army how to do it with just one sheet. Not kidding.
It's also true in many public places in China... except you also have to bring your own paper, they usually don't provide free toilet paper.This is also true in many places in the Middle East and North Africa. Toilet paper tends to clog the narrow sanitary sewer systems in many homes and businesses. A lidded basket is usually provided for the used paper. In the better places, this is emptied several times a day. In other places, . . . .