Repeated profit after a wild ocean (4,5)

I believe the answer is:

once again

I'm a little stuck... Click here to teach me more about this clue!

'repeated profit after a wild ocean' is the definition.
I can't tell whether this defines the answer.

'profit after a wild ocean' is the wordplay.
'profit' becomes 'gain' (synonyms).
'after' means one lot of letters go next to another.
'a wild' indicates an anagram.
'ocean' is an anagram of 'oncea'.
'gain' after 'oncea' is 'ONCE AGAIN'.

Can you help me to learn more?

(Another definition for once again that I've seen is " encore".)

I've seen this clue in the Sydney Morning Herald.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.