MH tends to have good availability KL to Oz if you have some date and O/D flexibility. Also sometimes F awards are available when J awards are all gone (but not much F into Oz unless you can redeem on EK,, then quite likely to be easy to get SIN/KUL-SYD/MEL on EK in F. Most of their real F pax go nonstop DXB-Oz so these 1-stop flights are empty in F for revenue pax.