The phrase "a manuscript that" is correct and usable in written English.
You can use it when referring to a specific manuscript and providing additional information or context about it.
Example: "I found a manuscript that details the history of ancient civilizations."
Alternatives: "a document that" or "a text that".
Writing that horror novel in the afternoons, he spent the mornings working on a manuscript that would become "Election".
A reproduction of Saint Matthew from the Book of Kells, a manuscript that is a linchpin of Irish identity.
Finding a manuscript that will satisfy both audiences has become the holy grail of publishing.
He is currently drafting a manuscript that examines how shifts in power structures and international norms impact foreign policy.
The accompanying review on study design and statistics is meant to illustrate the difficulties reviewers experience in evaluating a manuscript that does not follow these requirements.
This apparently simple question has been contested in the months before Tuesday's much publicised and heavily embargoed release of a manuscript that reportedly came to light only recently.
But even a professional author working one or two days a week would take many months, if not years, to complete a manuscript that runs several hundred pages.
Perhaps as remarkable as the discovery that Archimedes knew combinatorics is the story of a manuscript that dates to 975, written in Greek on parchment.
At the beginning of the play, Mr. Moore is dictating to his secretary from a manuscript that tries to answer the question, does God exist?
As Weinberg read about the early years of Nazi Germany, he began to hear about a manuscript that could change the course of his research.
Some scholars have accused National Geographic, which published the text, of commercially promoting a manuscript that emerged from the black market.
