| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | the [num] hours | 129 |
|
| 2 | every [num] hours | 108 |
|
| 3 | [art] two hours | 35 |
|
| 4 | [art] 24 hours | 34 |
|
| 5 | [art] four hours | 23 |
|
| 6 | a [num] hours | 20 |
|
| 7 | [art] three hours | 18 |
|
| 8 | [art] twenty-four hours | 14 |
|
| 9 | [art] hundred hours | 9 |
|
| 10 | [art] five hours | 9 |
|
| 11 | [art] six hours | 8 |
|
| 12 | [art] eight hours | 7 |
|
| 13 | [art] 2 hours | 7 |
|
| 14 | [art] 48 hours | 7 |
|
| 15 | [art] 12 hours | 7 |
|
| 16 | [art] 4 hours | 6 |
|
| 17 | [art] twelve hours | 6 |
|
| 18 | [art] 72 hours | 5 |
|
| 19 | [art] forty-eight hours | 5 |
|
