Possible Clues:

• What are, in short, in Keats is, in short, on the wheel
• Might one comb the street with a bit of the wheel?
• Scrape the bottom of what's on the wheel
• Odd takers of a ship's plank
• Something to scrape the street, perhaps, outside the wheel
• Is a street scraper a bit of the wheel?
• Is there a street scraper on the wheel, perhaps?
• Is that just for the sake of being about a little right turn on the wheel?
• Might a saint be a bit dissolute and a bit of a wheel?
• The street scraper on the wheel