| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which they could [adv] be [vb pp] | 5 |
|
| 2 | [Wh det] they could [adv] be [vb pp] | 5 |
|
| 3 | which they could [adv] be [vb pp] | 5 |
|
