Liverpool assistant manager Pep Lijnders has hinted they're watching Wolves midfielder Ruben Neves.
Lijnders worked with Neves when coach of Porto's academy.
And he told O Jogo: "I know him very well, his ambition, his passion for the sport, his professionalism.
"I know what he gives the team and this kind of player is always interesting us.
"I knew him when I saw him at Wolves. I saw technique, professionalism: I saw the player I knew in 2013/2014."