Visual Analytics does not have that ability. You could enter that into the SASWare Ballot.
If it is available to you, you might try a different object such as a Text Topic. Text Topic is under the Analytics category on the Data pane.
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This is an example of why I try to convince programming colleagues to think of SAS as a tool first, a programming language second (and really it's the DATA step that I find is most like a language).
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