"Yes, it has been a bad week, but we are looking beyond that. Of course, we believe we can win titles under this manager and I signed because the manager is a winner," Coutinho, who signed a new contract this month, told British media.
"I believe in what he does and everyone inside the dressing- room believes he will take this team to titles; that is why I signed a new contract and that is what we want to do."
Liverpool suffered a shock 2-1 loss to Championship side Wolverhampton Wanderers on Saturday in the FA Cup fourth round and Klopp was widely criticised for playing a weakened team.
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"We have another opportunity straight away to bounce back and it is a good opportunity, a big game against Chelsea," Coutinho said.
"We have a few days to prepare everything and to go again and that is what we must do now."
(Reporting by Shravanth Vijayakumar in Bengaluru, editing by Ed Osmond)
