Related Clues:

• Keep slogging
• Playing in red, Oslo keep plugging away
• Persist in spite of difficulties
• Tommy willing to persevere
• Persevere doggedly, quickly
• Hasten insistently
• Don't give up, as veteran runs into youngster
• Continue (with action)
• Persevere (colloq.)
• Oriel dons, though doddery, keep going
• Fighter willing to persevere
• Journalists working don't stop!
• Tommy, often disheartened, is to persevere
• Look up a bird and carry on
• Soon idler must be roused to do this?