The phrase "a commonly used phrase" is correct and usable in written English.
You can use it to describe a phrase that is frequently heard or utilized in conversation or writing.
Example: "The expression 'time flies' is a commonly used phrase that reflects how quickly time seems to pass."
Alternatives: "a frequently used expression" or "a widely used saying."
A commonly used phrase to tell someone to enjoy their meal.
Perhaps not always but there's a reason why it is a commonly used phrase.
The show's title is a play on a commonly used phrase from Eggo waffle commercials; "Leggo my Eggo!".
In 2018, this desire to adhere to such social mores feels antiquated and explains why there's now a commonly used phrase called "fragile masculinity".
"Fear of the unknown" is a commonly used phrase to describe the automatic aversion people feel to something that's different.
Elsewhere we have described the resulting embryo as a 'three-genome embryo' in a challenge to the more commonly used phrase of 'three parent babies' (Haimes and Taylor 2015).
last great / (last& gra\t&) / commonly used phrase signifying a place that has retained a rare quality, e.g., "I just had the most amazing journey in Namibia, one of Africa's last great wildernesses".
In June, he said: "The time has come in the English-speaking world to stop using Islamic State, Isis or Isil, and instead we and our media should use Daesh as the commonly used phrase across the Middle East".
Confusion concerning fitness is not surprising as 'survival of the fittest' is the most commonly used phrase drafted into everyday speech from the theory of evolution (Smith and Sullivan 2007).
"The exception that proves the rule" is maybe the worst commonly used phrase in the English language.
"Jails, institutions, and death" is another commonly used phrase taken from Narcotics Anonymous literature to refer to the inevitable fate ahead for those who leave the fellowship.
