"textual support" is correct and usable in written English.
It is often used in academic writing to refer to facts, quotations, or other types of evidence that a writer uses to support a claim they make. For example, "The author provides textual support in the form of ancient Greek references to prove her point on the origins of democracy."
Wallace himself provides textual support for this position.
There's textual support, after all, for the notion that Ophelia has witnessed more than is really good for her.
One need not go far for the textual support for this position.
I guess it's just an urban myth, but it has some textual support: the Guardian ran a few versions of it, although the story was explicitly denied by Marlon Brando's people, I think.
"There is simply no textual support for the majority's conclusion that 'the field of drug abuse,' as discussed in the Controlled Substances Act, does not encompass drug-induced, physician-assisted suicide," Judge Wallace wrote.
There is no textual support for concluding that the second set must also have a close working relationship with elected officials.
It examines the varieties of Burmese manuscript textual supports and their histories, the scope of genres that received decoration, and the technologies associated with ornamentation.
Contemporary comments and textual studies support the authorship of someone with an education, background, and life span consistent with that of William Shakespeare.
Given the stark contrast between the SSA's express authorization of direct payments to attorneys and the absence of such language in subsection (d)(1)(A), we are reluctant to interpret the latter provision to contain a direct fee requirement absent clear textual evidence supporting such an interpretation.
However, the weight of the textual evidence supports the view that he is a predominant, not an orthodox, egoist.
Every error type category was introduced with textual information supported by video files, followed by recording tasks and practice materials.
