"utterly unlikely" is a correct and usable phrase in written English.
It is used to describe something that is extremely improbable or unlikely to happen. Example: It is utterly unlikely that the president will resign from his position before his term ends.
A. This utterly unlikely, improbable story is... absolutely true.
Out of this campaign coverage, all you get are a lot of empty media moments about someone who is unlikely to run, more unlikely to be nominated, and utterly unlikely to win".
Mr. Lasseter is every inch the gregarious suburban father, a cross between John Lithgow and Howdy Doody, utterly unlikely to be spotted in a black Armani suit at Spago.
Either way, (and purely from the perspective of having to provide content, it would be sort of a dream) it is an utterly unlikely scenario.
It's utterly unlikely the young Boston bombers were on the CIA payroll, but it's more than likely the elder brother's connections in Dagestan could be traced back to US-protected killers of years past.
In the new film "The Hours," Virginia Woolf, in the exceedingly unlikely, utterly transformed person of Nicole Kidman, writes those words, the opening of the classic 1925 novel "Mrs. Dalloway".
She doesn't have superpowers and she's not invincible, but she has quietly become an unlikely yet utterly lovable character among comic fans across the world.
In 2016, two utterly different and equally unlikely politicians ran for President, and succeeded beyond anyone's expectations: first Bernie Sanders, then Donald Trump.
Brown was the perfect captain for this unlikely group, utterly charming when he answered a postgame interview question by NBC's often insufferable Pierre McGuire by saying, it's why we play, except he inserted a piece of profanity that NBC could not bleep and should not have wanted to.
For me, it was the moment when the utterly impossible became merely unlikely.
