The phrase "as he certainly" is correct and usable in written English.
It can be used to emphasize certainty regarding a statement or belief about a male subject.
Example: "He will succeed in his endeavors, as he certainly has the skills and determination needed."
Alternatives: "as he undoubtedly" or "as he surely".
But say that Mr. Gingrich survives this onslaught, as he certainly could.
He wondered if this was why he didn't want to dive into the crashing waves of the Pacific, as he certainly would have when he was younger.
Aeschylus tended to resolve the dramatic problem into some degree of harmony, as scattered evidence suggests he did in the last two parts of the Promethiad and as he certainly did in the conclusion of the Oresteia.
He stays at -10. "It's very, very impressive what Martin's doing," laughs Brendon de Jonge, who is very pleased with the way he's playing himself, as he certainly should be, at -2 halfway.
Back in Edinburgh, he turns gumshoe, applying his particular skills to the question of who killed Sean – although why he bothers is never convincingly explained, as he certainly doesn't love his son.
Scott may want to deflect pressure from his young team, or simply get a rise out of the opposition, as he certainly will from Walker, whom he dismissed earlier this year as someone who had yet to accomplish anything in the league.
How was Eli? Alas, Eli wasn't as good as Peyton, but he certainly wasn't terrible.
"Granted, when he began his role as governor he certainly was not with us," Ms. Sturgis said.
Swiss soccer administrator, Gianni Infantino, has replaced the disgraced outgoing Sepp Blatter. to the authorities, as alleged, he certainly didn't act to protect players taking part in peaceful demonstrations.
"As forceful as he is, he certainly is not dogmatic," said Sérgio Vieira de Mello, the United Nations special representative in Baghdad.
Simpson, at 63, probably won't guide Berkshire for as long as Buffett has, yet he certainly would put his stamp on the parent company.
