| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [art] few hours | 15 |
|
| 2 | [vb pp] [art] few hour | 15 |
|
| 3 | [vb pp] a few hour | 15 |
|
| 4 | [vb pp] a few hour | 15 |
|
