Original sentence: <ref name="Patt">.For the regular tunings, chords may be be moved diagonally around the fretboard.It can be difficult to play conventional chords especially in augmented-fourths tuning and all-fifths tuning,.On the other hand, some chords are more difficult to play in a regular tuning than in standard tuning.Regular tunings thus appeal to new guitarists and also to jazz-guitarists, whose improvisation is simplified by regular intervals.Some chords, which are conventional in folk music, are difficult to play even in all-fourths and major-thirds tunings, which do not require more hand-stretching than standard tuning.The diagonal movement of chords is especially simple for the regular tunings that are repetitive, in which case chords can be moved vertically: Chords can be moved three strings up (or down) in major-thirds tuning and chords can be moved two strings up (or down) in augmented-fourths tuning.This makes it simpler to translate chords.With standard tuning, and with all tunings, chord patterns can be moved twelve frets down, where the notes repeat in a higher octave.Working around the irregular third of standard tuning, guitarists have to memorize chord-patterns for at least four regions: The first four strings tuned in perfect fourths; some fourths and the third; the third and the final fourth; and a mixture of the first fourths, the third, and the final fourth.in which the large spacings require hand stretching