Sentence examples for are none of from inspiring English sources

The phrase "are none of" is correct and can be used in written English.
It is often used to indicate that there is not one single thing or person that fits a certain description or meets a certain criteria. For example: - "Of all the students in the class, there are none of them who are fluent in French." - "Despite my efforts, there are none of my recipes that turn out as well as my mother's." - "There are none of the proposed solutions that address the root cause of the issue."