b. Parallel minor thirds ascending by whole step
c. Parallel major sixths descending by half step
d. Oscillating whole-step related major sixths
e. Parallel minor thirds in repeating pattern (hold–descending half step–descending whole step)
f. Compound melody based on four-voice model in 23c (transposed up by major third)
g. Excerpt for piano, six hands, based on four-voice model in 23e
