| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a few hours and | 10 |
|
| 2 | [prep] a few hours and | 10 |
|
| 3 | for a few hours and | 7 |
|
| 4 | for a few hours and | 7 |
|
| 5 | a few hours and [verb] | 6 |
|
| 6 | a few hours and [vb past] | 5 |
|
