Liverpool and Philippe Coutinho have had contrasting fortunes since their parting, though the Brazilian is not shocked by the Reds' form.
With Ousmane Dembele joining Luis Suarez on the sidelines, Barcelona can sign a replacement outside the transfer window.
Barcelona have announced they do not expect Ousmane Dembele to play again this season, ruling him out for six months.
Manchester City manager Pep Guardiola is reportedly being targeted by Juventus.
With Barcelona and Real Madrid out of the Copa del Rey, Aritz Aduriz is hoping to retire after winning a trophy.
Philippe Coutinho has reportedly been told he can leave Barcelona for £77million (€90.7m) at season's end.
Barcelona twice came from behind to overcome Real Betis on Sunday, much to the delight of boss Quique Setien.
Barcelona midfielder Frenkie de Jong praised superstar team-mate Lionel Messi, who provided a hat-trick of assists on Sunday.
Barcelona were thrown into disarray this week by Lionel Messi. He dragged them back to normality against Real Betis.
Barcelona twice came from behind to overcome Real Betis and avoid falling further behind Real Madrid at LaLiga's summit.