The phrase "a fuller breadth" is correct and usable in written English.
It can be used when discussing a more comprehensive or extensive range of something, such as ideas, experiences, or perspectives.
Example: "The research aims to provide a fuller breadth of understanding regarding the impact of climate change on biodiversity."
Alternatives: "a wider scope" or "a greater range".
But Shonda's characters are allowed a full breadth of sexual experience – and they are not uniformly judged for their desire, even when it's ill advised at best and adulterous at worst.
Dell's recently announced Web-host offerings include not only a full breadth of server options (shared or dedicated), but tutorials about launching a site; e-commerce options, like credit-card services; and Web-site-building software tools.
Focus groups were facilitated by trained researchers who used two methods to stimulate discussion: in the first, they read out a series of statements about vitamin D (some deliberately incorrect), asking respondents to offer their views as to their veracity and in the second, they used a topic guide to ensure the subsequent discussion covered a full breadth of topics.
Participants take tests about a knowledge domain across the full breadth of a curriculum at regular intervals during the course.
No study that we know of has traced resource flows through the full breadth of a hospital operating a two-tier charging strategy with the objective of identifying net resource flows between the two services.
At the end of a bruising day, when the full breadth of the Republican establishment descended upon him, Mr. Gingrich seemed to concede that he was outgunned.
It felt contrived to blind yourself in order to enjoy the full breadth of a noise the sonic equivalent to gimmicky "dining in the dark" restaurants, perhaps.
I'd hear pieces of it in the air as she sang along softly to music that was played at parties when I was a child, but never the full breadth that my mother spoke of.
For nearly three hours, McCartney surveyed the full breadth of a career that's closing in on six decades, since he was introduced to John Lennon in Liverpool in 1957 and soon joined his band, the Quarrymen, which would evolve into the Beatles.
