..say that Hira has actually understood what her and the newbies have to do, it could work out like this. They corner Charlie, Lisa and Sophie and say that Noirin and Halfwit are game playing, secretly talking with each other etc, which should give them those 3 votes. So the standings could be:
Charlie: Noirin and Halfwit (although it could be Rodney)
Dogface: Noirin and Halfwit
Halfwit: Lisa and Rodney
Lisa: Halfwit and Noirin
Marcus: Lisa and Rodney
Noirin: Lisa and Charlie
Rodney: Halfwit and Charlie
Siavash: Lisa and Charlie
Lisa: 4
Noirin: 3
Halfwit: 3
Charlie: 3
Charlie: Noirin and Halfwit (although it could be Rodney)
Dogface: Noirin and Halfwit
Halfwit: Lisa and Rodney
Lisa: Halfwit and Noirin
Marcus: Lisa and Rodney
Noirin: Lisa and Charlie
Rodney: Halfwit and Charlie
Siavash: Lisa and Charlie
Lisa: 4
Noirin: 3
Halfwit: 3
Charlie: 3