| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [vb past] [Wh adv] [pron] | 161 |
|
| 2 | and [vb past] [pron] could | 113 |
|
| 3 | [vb past] [Wh adv] [pron] could | 85 |
|
| 4 | and [Wh adv] [pron] could | 63 |
|
