"Hopefully it was just one bad day. We all felt horrible. It was a horrible display. We did not defend well as a team but now we have to move on.
"It was important to get that victory against Bolton after what happened in London."
The Chelsea match apart, City have played some free-flowing, attractive football under manager Sven-Goran Eriksson.
Corluka likes the way the former England boss sets his teams up.
He said: "We like to play the ball on the floor and people enjoy that. We have a lot of skilful players and our results overall have been good. No-one really expected us to be high in the table at this stage but I feel we can still improve."