The phrase "has been according" is correct and can be used in written English.
For example, "The diagnosis has been according to the doctor's orders."
It never has been, according to the TomTom data.
It has been, according to Hsieh, one of the main reasons for China's incredible growth.
Iraq has been, according to some executives, the most expensive war ever for TV news organizations.
It has been, according to the study, a component of a remarkably successful campaign to prevent lawmakers from addressing climate change.
The Greeks and the Spanish cannot devalue their own currencies – but everything else they have done has been according to the austerity-economics textbook.
"Terry Davis leaves office this summer, after a five-year term that has been, according to many sources, devoid of vision," Carver wrote in 2009.
The match has been accorded almost life-giving, transformative powers.
Welcome Evan! Willem Laursen's graduate fellowship application to NSF has been accorded an Honorable Mention!
And once again, Richburg has been accorded the privilege of a ringside seat to view China during this transition.
A range of rights has been accorded by Central American governments to their indigenous populations.
In each of Francis' public appearances, he has been accorded a rock-star reception.
