Originally Posted by
onobond
Sorry, can't see what happend, but my link is obviously of no use.
Try searching with ITA multi-city; Flight 1 Dep LAX Arr PHL Flight 2 Dep PHL route CLT RDU DCA Arr MCO. Flight 3 Dep MCO route MIA Arr PTY. Then add on the flights from your previous search.
On my phone now so can't copy/paste/link.
Good luck!