The phrase "all existed on" is not correct in standard written English.
It may be intended to convey a sense of existence or presence in a particular context, but it lacks clarity and proper grammatical structure.
Example: "The memories of our childhood all existed on the pages of that old photo album."
Alternatives: "all resided in" or "all were based on".
Because the orchestra, voices and dialogue all existed on the same soundtrack, the task was enormously difficult.
He wrote really good books: The Wasp Factory, Walking on Glass and The Bridge all existed on the uneasy intersection of SF, Fantasy and mainstream literature (after those three he started drawing clearer distinctions between his SF and his mainstream work, not least by becoming Iain M. Banks in his SF).
AR, ERβ1, ERβ2 and ERβ5 all existed on the same cluster but with a different substructure, particularly around the positioning of AR.
"Everything that was part of the Groupon experience when it was in one city all exists on the same level now".
But he could be thought of more as an old-fashioned natural philosopher – someone for whom dissection, technology and the unconscious all exist on a single plane of curiosity.
Marvel, on the other hand, have to convince us that an array of increasingly hokey, multicoloured, Spandex-clad individuals with wildly varying impossible powers can all exist on the same planet, yet somehow avoid the resulting cocktail of confusion resembling a particularly sad corner of Comic-Con.
Perhaps vehicles with a wide range of different capacities (from single-occupancy pods all the way to small buses that can fit 20 or 30 people) will all exist on the road, in proportion to their demand, and customers can indicate their desired vehicle size when summoning a car.
What, I wondered, in a world in which we all exist on the Internet, will become of those who protect their privacy, who pride themselves on their illegibility, who— in the timeless words of Brandeis and Warren— just want to be let alone?
We all exist on a planet also inhabited by aggressive microorganisms.
It's a bit like saying, 'I don't approve of the class system, at all, that existed on the show.' It did exist, and we should depict it in the way that existed.
