| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [Wh pn] could [be] | 13 |
|
| 2 | [coord] who could [be] | 13 |
|
| 3 | [coord] [Wh pn] could be | 13 |
|
| 4 | [coord] [Wh pn] could be | 13 |
|
| 5 | and [Wh pn] could [be] | 10 |
|
