| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [vb pp] a few | 160 |
|
| 2 | [vb pp] a few month | 37 |
|
| 3 | [vb past] a few month | 37 |
|
| 4 | [vb past] [vb pp] a month | 5 |
|
