you should be able to know what words should be there and having a basic idea of it
this is important because you need to know what words you can possibly use
as there are lots of terms you will need to see which ones you forgot
consider rhymes and syllable count
yeah
One for the money
Two for the better green
Three for Methylenedioxymethamphetamine
One for the money,
Two for the show;
Three to make ready,
And four to go.