The phrase "all bolstered" is correct and usable in written English.
It can be used to describe something that has been supported or strengthened in some way, often in a figurative sense.
Example: "The team's confidence was all bolstered by their recent victories, leading them to believe they could win the championship."
Alternatives: "fully supported" or "entirely strengthened".
But Ward and Broniarczyk did perform a series of follow-on experiments that all bolstered their central finding.
It is all bolstered with a galaxy of references from the self-indulgent worlds of literary criticism, psychoanalysis and the Situationists of the 1960s.
Palaeoanthropologists, archaeologists and, more recently, geneticists have all bolstered the "out of Africa" theory, which holds that early man wandered out of the Rift Valley.
The purchase of Vueling, Iberia's low-cost domestic competitor, the folding in of BMI at Heathrow, and a shrinking pension deficit have all bolstered IAG.
The heroic private detective of Magnum PI, the honest police commissioner of Blue Bloods, the doting father of Three Men and a Baby, all bolstered by Tom Selleck's facial foliage.
CBS placed a strong second over all, bolstered by two crime series, "Criminal Minds" (13.35 million) and "CSI: New York" (14.84 million): both delivered their best Wednesday ratings of the season so far.
The solution should be obvious to all: bolster the powers of the Office of Congressional Ethics.
This all bolsters my hunch that somewhere in the bowels of Whitehall is George Osborne's 2016 Year Planner, which is empty save for a Post-it note that reads "Argue about Europe".
"Manning secured the second Super Bowl triumph of his legendary career in his fourth appearance in the biggest game of all, bolstering the case for him to move up the list of the sport's greatest quarterbacks.
The studio production is an exercise in maximalism, harps and horns and talking drums and clarinets and strings and saxophone all bolstering Mayfield's plea for constancy and sending his message skywards.
She resorts to some familiar rationalizations — that he couldn't have known the full truth about Auschwitz; that he tried to resist or subvert the most inhumane Nazi policies; that many slaughtered by the Nazis should be thought of as casualties of war who got what was coming to them — which all bolster her conviction that Hanns Ludin was, in the end, a victim.
