| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] a [det] hours | 7 |
|
| 2 | [noun prp] [art] few hours | 7 |
|
| 3 | [noun prp] [art] [det] hours | 7 |
|
| 4 | [noun prp] a [det] hours | 7 |
|
