The Chelsea squad is one of the most star-studded teams in football, with some of the best players in the world on their roster. However, despite their talent, there have been instances where the team has struggled to play as a cohesive unit. This is where tactical training comes into play.

Tactical training involves developing a set of rules and strategies that the team can follow during matches. These rules and strategies help the team to understand how they should position themselves on the pitch and how they should attack or defend. The goal of tactical training is to improve the team's performance by helping them to play more cohesively and effectively.

One way to improve the team's cohesion is through fine-tuning its tactical training. Fine-tuning means adjusting the training sessions to better suit the team's needs. For example, if the team is struggling to work together during certain phases of the game, the coaching staff may need to focus more on those areas during the training sessions.

Another way to improve the team's cohesion is through implementing new tactics. For instance, if the team is having trouble controlling the ball in midfield, the coaching staff might introduce a new tactic that emphasizes the importance of passing the ball out from defense to attack.

Finally, it's important for the coaching staff to provide regular feedback to the team about its performance. This helps the team to identify areas where it needs improvement and makes it easier for the team to adjust its tactics accordingly.

In conclusion, fine-tuning Chelsea's tactical training is essential for improving the team's performance and cohesion. By focusing on specific areas of the game, implementing new tactics, and providing regular feedback, the coaching staff can help the team become a more cohesive and effective unit.