"I don't know where we should be when we had all the players on board, but definitely it is if there are players all on board, then you will get more points," said Ten Hag.
Arsenal forward Kai Havertz said he will become the "biggest fan" of north London rivals Tottenham when they host Manchester City on Tuesday as the Gunners hope for a twist in the Premier League title race.
Manchester City still have the destiny of the title in their own hands as the defending champions have two matches left to Arsenal's one.
After being forced to play catch-up for the last month, Manchester City have the chance to exert some added pressure on Arsenal in the Premier League title race when they kick off the weekend's action at Fulham on Saturday. City's last three Premier League wins against Wolverhampton Wanderers, Nottingham Forest, and Brighton and Hove Albion all came after Arsenal had already gathered three points to temporarily open up a four-point lead over Pep Guardiola's side in the table. This weekend, however, City go first and victory at Craven Cottage on Saturday lunchtime would see them move two points clear of Arsenal with two games left.
Hours after Arsenal's 3-0 win over Bournemouth, Pep Guardiola's men responded with a resounding victory that pulled them to within a point of Arsenal at the top with a game in hand
The key improvement in Arsenal midfielder Bukayo Saka this season is a sharpened competitive edge to win, his manager Mikel Arteta said on Saturday after their 3-0 home victory over Bournemouth.
Victory put Arsenal on 83 points from 36 games with champions City on 79 from 34 ahead of their home clash with Wolverhampton Wanderers later on Saturday.
Arsenal resume their quest for Premier League glory against Bournemouth this weekend knowing they have no margin for error with Manchester City hot on their heels.
Mikel Arteta believes Arsenal's tense 3-2 win at bitter rivals Tottenham proved they can cope with the pressure of their "beautiful" challenge to win the Premier League.
Manchester City hold the destiny of the Premier League title in their hands after Arsenal and Liverpool stumbled to shock defeats on Sunday.
Arteta's side would have gone back to the top of the table with a victory at the Emirates Stadium.
Arsenal's Premier League title hopes suffered a massive blow as Aston Villa struck twice in the closing stages to boost their top four bid with a dramatic 2-0 win at the Emirates Stadium on Sunday.
Pep Guardiola said Manchester City are in a privileged position to be fighting to defend a treble of trophies after beating Luton 5-1 to go top of the Premier League on Saturday.
As the title race approaches its final stretch, leaders Arsenal face a potentially decisive reunion with their former boss Unai Emery.
The former Tottenham striker enjoyed a prolific record in north London derbies and a summer change of scenery made no difference.
Tuchel's team are on the brink of surrendering the German title for the first time in 12 years after a brutal domestic campaign.
The super computers and number crunchers still don't fancy Arsenal's chances of winning a compelling three-way Premier League title race despite, on current form, the London club being the best team in England.
"We're all buzzing, we know the win takes us back on top. We're building momentum," said Saka.
"I've been in the tunnel playing in a different shirt and looking at the Invincibles, You had a feeling 'tonight is going to be really tough'. Hopefully we can create that," Arteta said