Agent Kia Joorabchian has been in talks with Benfica president Luis Feilipe Vieira and directord of football Rui Costa to discuss a deal for the duo.
Luisao has a buy-out clause of €25million while Paraguayan striker Cardozo has a buy-ou clause of €50million.
Luisao told News of the World: “For me the idea is very interesting. All players dream of playing in English football and it’s no different with me.
“I’m happy about the interest, although as long as I’ve got a contract I’m also happy here. I’m going to speak to my agent to hear of any news.”
