The phrase "a sort of expanded" is correct and usable in written English.
It can be used when describing something that has been made larger or more detailed in a general or informal way.
Example: "The report is a sort of expanded version of the original proposal, including additional data and analysis."
Alternatives: "a kind of elaborated" or "a type of enhanced".
In a second study, Bastian repeated the same pain-inducing procedure — but this time, at the end, he had participants play a game, a sort of expanded prisoner's dilemma.
In fact, it doesn't take long for a line of 20 or 30 people to snake out the door of the moveable 1940 diner, a sort of expanded mobile home that is the latest of a series of food trailers dating to a horse-drawn cart in 1912.
While it is, of course, intended to be a learning tool, Oppia could potentially be applied across in a wide range of use cases, enabling a sort of expanded, extensible FAQ or feedback system for products, companies, teachers and more.
The main concept behind "Hi-Hat Conversation" was to make a rolling techno track but it sort of expanded into something else.
I have introduced my adult American children to their English relatives through Facebook, which makes it, amongst other things, a sort of living, expanding family tree.
Many experts argue that without a freer press, more aggressive N.G.O.s, independent courts, and some sort of expanded public participation, cleaning up the problems will be difficult.
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You've made a successful movie that a lot of people like, and you go back and want to explore that world again, and without knowing it you've sort of expanded things within that world that weren't what people responded to.
I want you to sort of expand a little bit on that.
But Kramer was very unformed at the beginning of the show and it gave me an area of creativity to, sort of, expand upon.
