please clear
it's should be m/44'/60'/0'/0/0 - we apply this and it's start like this m/44'/60'/0'/0/0/0 , m/44'/60'/0'/0/0/1 , m/44'/60'/0'/0/0/2 , m/44'/60'/0'/0/0/3...n
or it's should be m/44'/60'/0'/0 - we apply this and it's start like m/44'/60'/0'/0/0 , m/44'/60'/0'/0/1 , m/44'/60'/0'/0/2 , m/44'/60'/0'/0/3 , m/44'/60'/0'/0/4...n
which one please
the first one (bolded)---at least according to a moderator on coinbase's subreddit. we obviously can't verify from here whether it's truly the correct derivation path.
to the right of /1, /2, /3, etc
should be the addresses/public keys/private keys you are looking for. if you increase the gap limit to 1000 or 10,000 and then search the page for the address you sent USDT to......still nothing?