The phrase "a special segment of" is correct and usable in written English.
It can be used to refer to a distinct part or portion of a larger group or category, often highlighting its uniqueness or importance.
Example: "The study focused on a special segment of the population that has been historically underrepresented in research."
Alternatives: "a unique portion of" or "a distinct part of".
He went into detail on how he would target a special segment of the 146 million Americans who are regular snackers — mothers, children, young professionals — people, he said, who "keep their snacking ritual fresh by trying a new food product when it catches their attention".
In a busy, almost manic hour that included interviews with President Obama's newly appointed White House assistant, Elizabeth Warren, and the screenwriter Aaron Sorkin ("The Social Network"), Mr. Spitzer took time for a special segment of his own, "Unfinished Business," that circled back to his finer days as attorney general on the warpath with Wall Street more than eight years ago.
To put this reality distortion into context, we examined the outcomes of a special segment of the successful founders over recent decades — those who have become VCs.
He described Scheunemann simply as a "second rater" in a special segment of Countdown with Keith Olbermann devoted to Scheunemann's role in Georgia.
However, the set list also contained a special segment of her show dedicated to her girl group Destiny's Child and songs from Knowles' 2003 film The Fighting Temptations ("Fever" and "Summertime").
After trying to justify his actions to the dead souls of his former guests, Jerry is confronted by Satan (portrayed by the same actor who played Jonathan) and urged to perform a special segment of his show down in Hell -- where all the necessary cue cards await him.
She said the film contained a special segment on the photography of Linda McCartney, featuring images hand-picked by Paul McCartney and their daughters Mary and Stella, and a rare on-camera interview with Mary about her mother's work.
And if you had ever wondered what would happen if The Power of Nightmares documentarian Adam Curtis and Brooker teamed up, your prayers were answered with a special segment directed by Curtis charting the decline of TV journalism.
A. H. Weiler, reviewing the picture in The New York Times, noted that "it is not a towering, universal theme the producers have developed in their indictment of this small, special segment of society operating in a tiny domain known intimately only to the cognoscenti".
Just Eat's flotation is the first ever on the on the LSE's "high growth segment", a special section of the exchange aimed at encouraging high-growth companies to list.
This special segment of the 'Beyond School Books' podcast series features two Rwandan guests who recently talked with moderator Amy Costello about the legacy left behind by the genocide – and about how their nation and its young people are coping.
