| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] only a few | 84 |
|
| 2 | [verb] [prep] a few hours | 69 |
|
| 3 | [prep] only a few hours | 19 |
|
| 4 | [verb] only a few hours | 13 |
|
