Tottenham Hotspur had one of the worst midfields in the Premier League last season under Ange Postecoglou, but now under Thomas Frank, that group has been stabilized.
The additions of Xavi Simons and Joao Palhinha this summer have been massive, with Palhinha already standing out.
These young players are set to be important under Frank, with Bergvall being a crucial part of the team.
No specific quote available in the text.
Author's summary: Tottenham's midfield shows improvement under Thomas Frank.