Premier League top 4 is the hardest job in Football - Southampton Coach

former European Cup winner Koeman said: "I think it's the hardest league to play in because you can lose against everybody.

"You have to prepare every game to be your best because you can't play at 70 per cent.

"Every game you need to be 100 per cent and that is difficult for us because you need everybody fit.

"We don't have the numbers and players that the big teams have, and that's difficult.

former European Cup winner Koeman said: "I think it's the hardest league to play in because you can lose against everybody.

"You have to prepare every game to be your best because you can't play at 70 per cent.

"Every game you need to be 100 per cent and that is difficult for us because you need everybody fit.

"We don't have the numbers and players that the big teams have, and that's difficult.
http://www.dailystar.co.uk/sport/football/413310/Southampton-Koeman-Premier-League