I currently have setting that has this feature switched off because the results that get using it are patchy and unreliable for my business. Regardless, I am getting transactions that are automatched...
If you are still having auto matching issues make sure that the boxes shown ticked below are unticked.
MYOB have the below noted in their online payment instructions, however it causes issues as the system will auto-allocate payments based on dollar amounts and disregard the name not matching, hence why they don't show up in bank feeds to confirmation.