SQ 706 then KR 704 at Bangkok
Singapore → Bangkok → Phnom Penh
Timetable, Bangkok time
08:25SQ 706 from Singapore at the gate
22:20KR 704 to Phnom Penh leaves the gate
13 h 55 apart on the timetable
KR 704 leaves 13 h 55 after SQ 706 arrives on the timetable: more than half a day, so not a connection we count.