| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv] [verb] for a few | 6 |
|
| 2 | [vb past] [adv] [verb] for a [det] | 6 |
|
| 3 | [vb past] [not/n't] [verb] for a [det] | 5 |
|
| 4 | [vb past] not [verb] for a [det] | 5 |
|
