5) Aaron Cresswell (West Ham United)
A left-back who has settled quickly in the Premier League, Aaron Cresswell of West Ham is believed to be attracting interest from the champions.
6) Alexandre Lacazette (Lyon)
A world class striker in the making, Alexandre Lacazette has been terrific for Lyon this season and could be a good buy for Chelsea to rotate with Diego Costa.
7) Luiz Adriano (Shakhtar Donetsk)
Available on a free transfer, Luiz Adriano is another striker who could be a useful signing to add to this Chelsea squad.
8) Douglas Costa (Shakhtar Donetsk)
Another Shakhtar Donetsk player, Douglas Costa has impressed Blues scouts this term and could also be heading to Stamford Bridge.