"barely documented" is correct and usable in written English.
You can use it to describe something that has a very incomplete documentation. For example: "The migration process was barely documented and much of it had to be figured out on the fly."
But there have been barely any documented cases of voter fraud, leading critics to accuse right wingers of attempting to make it difficult for minorities who tend to be poorer than whites and therefore less likely to have documentation like driver's licenses to vote for Democrats.
However, such inversions have barely been documented.
Nevertheless, such inversions have barely been documented.
"AIDS wasn't that widely documented, and it was barely reported," Kinsolving said.
Never mind that Fox barely functions as a journalistic enterprise at all, offering entirely opinion-driven content whose voluminous falsehoods hardly need to be documented here.
To what extent do his numerous personal failings, barely reported during his lifetime but amply documented since, overshadow or undermine his policy achievements?
For instance, we found very few documented medicinal uses for the barely-succulent grass aloes despite their relative abundance in regions with thoroughly documented ethnoflora, such as the fire-adapted grasslands of KwaZulu-Natal in South Africa.
Visiting small villages and overcoming barriers of language and distrust, he documented the tales of women — some barely teenagers — who had been forced into sexual slavery during World War II by the Japanese Army.
A collection of beaten-up three-and-a-half-inch wooden cubes dating from the early 1960's, each bearing a faded, barely legible color snapshot documenting the demimonde of the filmmaker and performance artist Jack Smith, looks like a conservator's nightmare.
Housed in a 10,000-square-foot facility, BiteSize produces a dozen programs, including "The Girl Spot," a talk show for younger female audiences, and "Barely Hanging On," which documents the adventures of climber Don Bowie.
