| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [Wh adv] [ex0] could | 5 |
|
| 2 | see [Wh adv] [ex0] could | 5 |
|
| 3 | [Wh adv] [ex0] could [be] | 6 |
|
| 4 | [Wh adv] [ex0] could be | 6 |
|
| 5 | [Wh adv] [ex0] could be | 6 |
|
| 6 | [Wh adv] [ex0] could [be] | 6 |
|
