| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] hours [art] [noun sg] | 735 |
|
| 2 | [art] [num] [art] [noun sg] | 422 |
|
| 3 | [art] [num] hours [noun sg] | 9 |
|
| 4 | [art] [num] hours [art] | 8 |
|
