The phrase "a clear failing" is correct and usable in written English.
It can be used to describe a specific and obvious deficiency or shortcoming in a person, process, or system.
Example: "The project's delay was a clear failing of the management team to meet deadlines."
Alternatives: "an obvious shortcoming" or "a distinct failure."
In that vein, Klein articulates a clear strategy for failing school systems, based on four pillars of change.
"The monetary penalty is for a significant amount because of the clear failings of the company, and the number of people affected by its deliberate and unlawful campaign.
"The monetary penalty is for a significant amount because of the clear failings of the company, and the number of people affected by its deliberate and unlawful campaign," Eckersley said.
Some of the other Conservative "rebels" on Lords reform are more generally opposed to Cameron's leadership and the coalition, blaming their leader for failing to win a clear majority in 2010 and failing to pursue the more populist eurosceptic and anti-immigrant positions of his predecessors (who were actually much less successful in general election terms).
In its report, the Commission found there to be clear failings on the part of the local authorities, which failed to classify the hazardous wastewater and made major errors in connection with construction work on the reservoir.
"The horsemeat scandal and the recent Guardian investigation into the poultry industry exposed clear failings in the food supply chain and a lack of consumer protection.
Human rights groups have been less than impressed with what would seem to be a knee-jerk response by the authorities after what Mr Valls admitted had been clear failings by the security services.
Conventional health care has some clear failings.
Given the city's clear progress, and Albany's clear failings, that makes sense to us.
