* Heavy boxes perform quick waltzes and jigs. (36 letters)
* The quick brown fox jumps over a lazy dog. (33 letters)
* Pack my box with five dozen liquor jugs. (32 letters)
* Jackdaws love my big sphinx of quartz. (31 letters)
* The five boxing wizards jump quickly. (31 letters)
* How quickly daft jumping zebras vex. (30 letters)
* Quick zephyrs blow, vexing daft Jim. (29 letters)
* Sphinx of black quartz, judge my vow. (29 letters)
* Waltz, nymph, for quick jigs vex Bud. (28 letters)
* Blowzy night-frumps vex'd Jack Q. (26 letters)
* Glum Schwartzkopf vex'd by NJ IQ. (26 letters)