The phrase "a single flawed" is not correct and usable in written English as it is incomplete and lacks context.
It could be used in a context where you are describing a singular item or concept that has a flaw, but it needs additional information to be meaningful.
Example: "In the analysis, we found a single flawed assumption that affected the results."
Alternatives: "one defect" or "a solitary error".
A single flawed assumption: that CRM is software that manages customer relationships for you.
One result is this book, an honorable addition to that branch of literature that tries to make sense out of a single, flawed life.
Each of these pitfalls is a consequence of a single flawed assumption that CRM is a software tool that will manage customer relationships for you.
Flawed Betting Study To the Sports Editor: "Web Site Puts Focus on the Fix in Sports Bets" (May 25) relied on a single flawed study written by a Stanford University undergraduate student to suggest that point shaving had occurred in N.B.A. games.
Like a car, a single flawed component could cause significant problems for the user.
It's not just "a single flawed system that needed to be fixed," according to one former CIA official.
The Pythons never stopped admiring their own cleverness long enough to create a single real, flawed character.
That a single deeply flawed individual along with a handful of unelected associates and family members should be entrusted with determining the fate of the planet suddenly seemed the very definition of madness.
What followed was a three-decade-long miscarriage of justice driven not by one bad cop or a single piece of flawed evidence but a system that conspired against justice.
When Michael Gorin, an ophthalmologist at UCLA, replicated Hageman's 2005 study, he found that 50% of patients carrying a single copy of flawed complement H gene never develop AMD.
Students' incorrect knowledge poses a challenge to learning, because it comes in many forms, ranging from a single idea to a flawed mental model that is based on incorrect understandings of several interrelated concepts (Chi, 2008).
