| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv] [prep] a few days | 9 |
|
| 2 | [vb past] [adv] for a few days | 9 |
|
| 3 | [vb past] [adv prt] [prep] a few days | 7 |
|
