| Text | Length |
| 502 in old Rome | 15 |
| 502, at the Forum | 17 |
| 502, in old Rome | 16 |
| 502, to Brutus | 14 |
| 502, to Cicero | 14 |
| 502, to Flavius | 15 |
| 502, to Nero | 12 |
| 502, to the Romans | 18 |
| 503, at the Forum | 17 |
| 503, in ancient Rome | 20 |
| 503, in old Rome | 16 |
| 503, in Roman numerals | 22 |
| 503, long ago | 13 |
| 503, to ancient Romans | 22 |
| 503, to Ovid | 12 |
| 504 marbles | 11 |
| 505 brand | 9 |
| 505-mile-long European river | 28 |
| 506, in 506 | 11 |
| 506, in old Rome | 16 |
| 506, in Rome | 12 |
| 506, to Caesar | 14 |
| 506, to Nero | 12 |
| 507, on a slab | 14 |
| 507, to Caesar | 14 |
| 507, to Caligula | 16 |
| 507s of the '50s, e.g. | 26 |
| 508 to Cato | 12 |
| 508, to Ovid | 12 |
| 50:1 bet, e.g. | 14 |
| 50¢ | 6 |
| 50cc engine vehicles, often | 27 |
| 50th anniversary gift, or British Columbia river | 52 |
| 50th anniversary, for example | 29 |
| 50th anniversary, for one | 25 |
| 50th part | 9 |
| 50th state | 10 |
| 50th state bird | 15 |
| 50th state greeting | 19 |
| 50th state's bird | 21 |
| 50th state's state bird | 27 |
| 50th wedding anniversary gift | 29 |
| 50th-anniversary celebration | 28 |
| 50th-state separator | 20 |
| 50x2, in a sense | 16 |
| 51 in the Forum | 15 |
| 51 is a mysterious one | 22 |
| 51 is one | 9 |
| 51 out of 100, e.g. | 19 |
| 51 past | 7 |
| 51, famously | 12 |
| 51, for one | 11 |
| 51-foot ride (4) | 16 |
| 51.5 km Olympic race, familiarly | 32 |
| 511 | 3 |
| 511, in old Rome | 16 |
| 511, in Roman numerals | 22 |
| 511, to Caesar | 14 |
| 511, to Flavius | 15 |
| 512,000 drams | 13 |
| 514, to Claudius | 16 |
| 516 sheets of paper | 19 |
| 51st Psalm | 10 |
| 52 | 2 |
| 52 cards | 8 |
| 52 in old Rome | 14 |
| 52 semanas | 10 |
| 52 settimane | 12 |
| 52 Sundays | 10 |
| 52 weeks | 8 |
| 52, another way | 15 |
| 52, in old Rome | 15 |
| 52, once | 8 |
| 52, to Caesar | 13 |
| 52, to Fabius | 13 |
| 52, to Flavius | 14 |
| 52, to Titus Livius | 19 |
| 52-wk. periods | 14 |
| 52-wk. spans | 12 |
| 520 hebdomads | 13 |
| 525,600 minutes, usually | 24 |
| 525,600 minutos, usually | 24 |
| 527 cousin | 10 |
| 527 grp. | 8 |
| 528i or Z3, e.g. | 16 |
| 53 to Pompey | 13 |
| 53 for I, e.g. | 14 |
| 53 minutes past the hour | 24 |
| 53, in old Rome | 15 |
| 53, in Roman numerals | 21 |
| 53, to Ovid | 11 |
| 5338 | 4 |
| 53rd St. landmark | 17 |
| 53rd Street comedy club (with ''The'') | 54 |
| 53rd Street comedy club, informally | 35 |
| 54 | 2 |
| 54 51 32 4 35 18 / 14 5 52 / 59 / 28 1 22 / 44 3 6 16 20 60 61 12 (see notepad) | 127 |
| 54 to Flavius | 14 |
| 54 minutes past the hour | 24 |
| 54, at the Forum | 16 |
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