"large courtyard" is correct and usable in written English.
You can use it to describe a courtyard that is larger than average. For example, "The house had a large courtyard surrounded by a stone wall."
They exposed a large courtyard surrounded by mud-brick walls.
The headquarters have a large courtyard, but reaching it requires someone to pass through the building.
There is also a large courtyard, plus parking for six vehicles.
From the street, it's lumpen, but its core is a large courtyard with fountains and a lovely garden.
Eruv is Hebrew for "mixture, " and it involves mixing public and private spaces into one large "courtyard" or domestic enclosure.
Beside a large courtyard, there are stacks of lead sheets, metal bars, terracotta and other material used in his paintings.
At first sight, Tuol Sleng's large courtyard, lined with coconut palms, provides welcome respite from the noise beyond.
With the proceeds, they built a 10-bedroom villa with a large courtyard and a fish pond.
But a visitor notes the house's large courtyard, with a roof of dramatic concrete strips, and the living area's 4.5-meter, or 14.7-foot, ceilings.
He bought a house by Diyarbakir's Gâvur Mahallesi, the Infidel District — a gracious building with a large courtyard, a well, and an old tree.
Hundreds of women and children could be seen in footage aired by the Lebanese channel al-Mayadeen sitting in what appeared to be a large courtyard.
