The phrase "a useful run" is correct and usable in written English.
It can be used to describe a run that provides benefits, such as exercise, enjoyment, or a productive outcome.
Example: "After a long week, I went for a useful run in the park to clear my mind and recharge."
Alternatives: "a beneficial run" or "a productive run".
Before this season was two weeks old, the Jets had lost an owner, a useful running back, a wide receiver and a starting quarterback.
With Meereen under bombardment from the massed fleet of the Masters, the first instinct of newly-returned Daenerys seemed to echo audience impatience – why not just command her dragons to annihilate the armada and raze the Masters' home cities, a useful trial run for any future King's Landing invasion?
This is not necessarily a deal-killer, says a former employee of the International Olympic Committee, but there could be reluctance to stage three consecutive events in Asia when the 2022 host is chosen in 2015.A failed bid could still be a useful trial run for a future joint Zhangjiakou-Beijing application.
He will serve as a useful test if she runs against Trump, who might appeal to many white Democrats who are struggling economically.
It may be useful run a preliminary cost-neutral analysis to determine whether, even under the best-case assumption of conditional independence, any clinically acceptable high-performance combinations exist given the available clinical options.
The Forgotten Curran (Tom becoming Mark to Sam's Steve) showed, on his first Championship match of the season, that he's also a very handy performer with a fivefer and useful runs.
Once Dhoni edged Tino Best behind for 42, Sharma teamed up with Ravichandran Ashwin in an unbroken 198-run partnership that guided India into a useful 120-run first innings lead.
Lancashire youngster Liam Livingstone marked his first-class debut with an unbeaten half century to build a useful 69-run lead over Nottinghamshire.
The 'Snap' function is also useful, running a second app, such as Skype alongside game sessions.
