The phrase "a frog on a" is correct and usable in written English.
It can be used in various contexts, often in storytelling, poetry, or idiomatic expressions.
Example: "There once was a frog on a log, dreaming of adventures beyond the pond."
Alternatives: "a frog sitting on a" or "a frog perched on a".
The Australian Manufacturing Workers Unionn was among the first to deliver its Jekyll-and-Hyde social media presence – stern condemnation of the exploitation of workers one tweet, Bill Shorten as a frog on a unicycle the next – and it was the subject of Atkins' scrutiny on Insiders in late May.
"We see dank memes, whereas they see a frog on a unicycle".
Another chief executive likened himself to a frog on a lily pad waiting for flies to buzz by.
Mrs. Sommerfield, 46, whose Web site, www.frogsleapcoaching.com, features a frog on a lily pad getting its fly, said she always had a natural talent for guiding people.
With his jockey, Eddie Castro, sitting as still as a frog on a log, Toby's Corner collared Starship Caesar, and then Norman Asbjornson, and then vaulted past Uncle Mo, who was on the rail.
Playing a graveyard-bound alcoholic in this off-kilter revival, a production of the Old Vic Theater Company from London, Mr. Spacey is as lively as a frog on a hot plate.
I recall one particularly virile, young, whip-sharp automotive wit compared the way it changed gear to a "frog on an escalator".
A scorpion meets a frog on the bank of a stream and asks the frog to carry him across on his back.
At the bar on Main Street, cartoons of frogs sipping draft beer, and at the town chiropractor, a frog on crutches -- frogs on everything, and an advertising campaign to let the world know.
Cyndi Lauper, 2014 A guy walks into a bar with a frog on his head and sits down.
The hyper-groomed Colleen is tenacious about keeping up appearances and hanging on to her job even if it means having to, literally, kiss a frog on the air, an act she performs with hilarious panache in the film.
