The phrase "are normally only" is correct and usable in written English.
It can be used to indicate that something typically occurs in a limited or specific manner.
Example: "These types of plants are normally only found in tropical regions."
Alternatives: "are usually just" or "are typically solely".
Epidermal substitutes are normally only a few cell layers thick and lack normal dermal components [ 122, 123].
Private-rented sector claimants are normally only allowed to rent in the bottom 25% of each local rental market.
Second, we use profile-driven compilation to enable many optimizations that are normally only available in the synchronous (rather than asynchronous) dataflow domain.
Occasionally, taxes will not be withheld from teaching fellowships, but these are normally only a few thousand dollars, and they'll send you a W-2W-2r these which makes the tax reporting easier.
Kitchens and bathrooms are small; there are normally only three bedrooms and no downstairs loo let alone a master bedroom en suite.' Unfortunately, extending them removes some of their charm.
On Monday, the railroad went from a holiday schedule in the morning to just running diesel trains, which are normally only used on the Hudson and Harlem lines, once every two hours beginning at about 4 p.m.
This is because reactive elements are commonly placed around the duct circumference where they are normally only effective up to the frequency at which the first higher order mode cuts on in the duct.
Independent expert site Theatremonkey advises theatre-goers that tickets are normally only available on the day when the box office opens at 10am, and advises bringing both cards and cash in case one is preferable over the other.
"We are experiencing a very high level of interest in the boarding school from parents, with record numbers attending a recent open evening for year 7 students," says Craig. "Our exciting development plans will enable us to continue to offer our pupils opportunities that are normally only available to those with considerable wealth via the private sector or through selective education".
