| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [pron] could | 6409 |
|
| 2 | [adv] which [modal v] | 181 |
|
| 3 | [adv] which [vb mod] | 181 |
|
| 4 | [adv] [Wh det] could | 59 |
|
| 5 | [adv] which could | 19 |
|
| 6 | [adv] which could | 19 |
|
