Roberto Di Matteo has admitted that the final four "will be very difficult" after his Chelsea side were held to a goalless draw by Tottenham in the Premier League.
Spurs dominated possession and hit both sides of furniture in what is largely a kind of gray London derby, but visitors will be happier with a buffer point is that it preserves the point of view of the table the Blues.
Di Matteo admitted that the review of Harry Redknapp looking increasingly difficult, but has pledged to continue fighting to secure a place in the elite league next season in Europe.
"It would be very difficult," he told Sky Sports after the game.
"But since his appointment, I think I always knew it would be a difficult task.
There are still eight games left and we will try to win all you can try entering the fourth. "
Former Chelsea midfielder admits it was a fair result, but felt violated Ramires that he was denied a penalty in the second half.
Assou-Ekotto pulled him down just because he was not aware of it and I think Ramires had the ball, "he said.
"Not a doubt - is an absolute shame.
"I think it was a fair result, both teams have a chance to win the game.
"We tried very hard, especially in the second half and we have presented, but I think the end was a fair result.
"They protect the deep and dangerous on the counter and have to be balanced, but not create enough clear chances.
"We knew we were behind, and we came up points and we have a game in hand and will not be easy, but we will try to finish."
Redknapp said after the game to six wins in eight games that are going to do to ensure a four terminals, but Di Matteo was a little skeptical about their own opportunities.
"To make the distance, we will have to win all of them," he said.
"I'm not sure it's that easy.
"You look at the list of scheduled match and just need to try to win the next."