Possible Clues:

• Got back to business, perhaps
• Worked on, as a cold case
• Got back into business
• O swan, embraced by broken reed! Undone again!
• Old hutch hidden in tall grass is unlocked again
• Was back in business
• Old writer consumed by uplifting book on the radio resumed business
• Undone again
• Old writer in precious state retires or is back in business?
• Began again getting nothing by writer in a rush