The phrase "are less liable" is correct and usable in written English.
It can be used to indicate that something is less likely to happen or to express a reduced risk or responsibility in a particular context.
Example: "Individuals who exercise regularly are less liable to develop chronic health issues."
Alternatives: "are less likely" or "are at a lower risk".
The Karens prefer to erect their houses on high ground, where they are less liable to fires than near the river.
Big banks have a lot more capital and liquidity than they used to have, and they are less liable to blow up at a moment's notice.
I'd like an address I could keep for the foreseeable future, where I have some control over the design/functionality, which doesn't harvest loads of my data and one where my messages are less liable to be hacked by the NSA if at all possible.
Low-copy nuclear genes, which are less liable to concerted evolution, can potentially serve as a very useful marker for reconstructing allopolyploidization (Small et al. 1998).
Four QTLs for fruit length, flesh thickness, and netting width were constantly detected in two independent trials, suggesting that they are less liable to environment changes.
They concluded that mortars prepared with 45 75μ glass particles improve in terms of compressive strength, have a denser cementitious matrix and are less liable to expansive reactions such as ASR.
Mr Bonds switched to maple, a heavier but harder wood that is less liable to splinter.
At this condition, vitamin D was synthesized adequately, and body folic acid was less liable to be photolyzed.
The upper council, or Areopagus, he made inspectors and keepers of the laws, conceiving that the commonwealth, held by these two councils, like anchors, would be less liable to be tossed by tumults, and the people be more quiet.
I suspect the reason for his lowly station in the Italian's scheme of things is that he's less liable to do what he's told than Stephen Kelly or Aiden McGeady.
It is one of the major blessings of this world to possess a good thick skin; one so endowed is less liable to the pains of modesty and that hectic in the blood which produces the ugly and uncomfortable blush.
