Originally Posted by
philipat
..
You can have a go, as a first option, at using both tickets but checking the bag only SIN-MNL. If that fails, as I suggested it will (Only because you have the two separate PNR's, the first of which you would need to use to check a bag for the purposes of system ID and continuity between the first and second reservations)..

I'd put you on ignore if you weren't so amusing