If the coils do not overlap, pull it the rest of the way tight. Then trim off the loose end and you should have this as your final product:
Next, holding the loose end tightly against your hook or lure, pull the standing line and the hook in opposite directions. The twists should tighten into small coils. Make sure the coils don't overlap as you pull, the must go one over another or the knot will not be as strong.