Somewhere someone was playing a twelve-bar guitar blues, every note ringing clear.    From Wordnik.com.  [Duma Key]

I love the eggs and the dreidel, but shouldn't this post refer to a twelve-bar blues?.    From Wordnik.com.  [Only twelve notes that a man can play] Reference

So, for example, the twelve-bar blues uses the first, fourth, and fifth chords in a scale.    From Wordnik.com.  [The Public Domain Enclosing the Commons of the Mind] Reference

The twelve-bar, AAB pattern is not found in any other music during the time the blues originated.    From Wordnik.com.  [Rural Blues:Structure And Development In The Post-Civil War South] Reference

In twelve-bar blues, which is the most common, there are three sets of four bars (or measures, whichever term you prefer).    From Wordnik.com.  [Rural Blues:Structure And Development In The Post-Civil War South] Reference

Jazz instrumentalists frequently use the chord progression of the twelve-bar blues as a basis for extended improvisations.    From Wordnik.com.  [A Brief History of the Blues] Reference

In each, one can point to distinctive musical motifs -- the chords of the twelve-bar blues, or the flattened fifth in bebop.    From Wordnik.com.  [The Public Domain Enclosing the Commons of the Mind] Reference

The old twelve-bar blues of Fleetwood Mac had now completely mutated into the Rumours groove, but that wasn't what we were about either.    From Wordnik.com.  [ɘloЯ] Reference

Three local bands usually take the stage, playing an odd selection of psychedelic anthems, Motown classics, and long indulgent twelve-bar blues encompassing a normally appalling drum solo that only the drummer seems to get off on.    From Wordnik.com.  [Broken Music, A Memoir]

So just because two songs both start on do, mi, or sol, or both end on a V-I cadence, or both use, say, a twelve-bar blues progression shouldn't be enough to establish plagiarism, but that's assuming the judge or jury are musically literate enough to know the basic building blocks of tonal music.    From Wordnik.com.  [Archive 2007-02-01] Reference

But while blues grooves help provide a strong rhythmic core for the project, there's much more here than formulaic twelve-bar workouts.    From Wordnik.com.  [All articles at Blogcritics] Reference

This song was unusual for The Beatles and musicians for it was based on twelve-bar blues, begins with the chorus and features only one singer (Paul).    From Wordnik.com.  [MyLinkVault Newest Links] Reference

Teasingly, the piece, while borrowing from the blues in its feel and twelve-bar chord structure, doesn't merely set up a theme for successive improvisations.    From Wordnik.com.  [AvaxHome RSS:] Reference

John said, 'OK, we'll do a twelve-bar in C.'.    From Wordnik.com.  [ɘloЯ] Reference

Wynton and Willie play straight twelve-bar material like "Rainy Day Blues" and "Bright Lights.    From Wordnik.com.  [PopMatters] Reference

46 FLEElWOOD Woman "was descended from" I Loved Another Woman "with one of our trademark fast twelve-bar shuffles as a coda.    From Wordnik.com.  [ɘloЯ] Reference