| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] [prep] [art] few hours | 13 |
|
| 2 | [verb] [verb] [prep] a few hours | 12 |
|
| 3 | [vb past] [verb] [prep] [art] few hours | 7 |
|
| 4 | [verb] [verb] for [art] few hours | 7 |
|
| 5 | [verb] [to-vb] [prep] [art] few hours | 7 |
|
