By Simon Mullock Erik ten Hag believes FFP concerns cost Manchester United a tilt at the title this season. Ten Hag insists he was prevented from building on last year’s third-placed finish by budget restrictions caused by United’s need to balance the books. The Dutchman was desperate for the Reds to splash £100million on England striker Harry Kane. Instead, they spent £72million on 21-year-old Rasmus Hojlund – and another £102million on Mason Mount and keeper Andre Onana. And Ten Hag admitted: “When we were in the summer, I think we had very good momentum. We had finished third, we won one…