When they find the nose section, it could well look like this:
Oh, Hail! | Aero-News Network
Which may also explain the "no comms" due possibly to shredded antennae.
It may also explain the low GS due possibly to flame outs.
Anyone who has a lot of experience in SE Asia has noticed a large increase in "newbies" who believe the glossy brochures and management cost mantra that modern a/c can weather any storm.
For those who have been in one and lived to tell the tale, they never, ever do it a second time.
If the CVR has been located, we shall all know soon enough.
RIP to all those innocent souls