| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] could [not/n't] be [vb pp] [prep] | 84 |
|
| 2 | [Wh det] could [not/n't] be [vb pp] [prep] | 84 |
|
| 3 | [Wh det] [vb mod] [not/n't] be [vb pp] to | 31 |
|
| 4 | [Wh det] [modal v] [not/n't] be [vb pp] to | 31 |
|
| 5 | [pron] could [not/n't] be [vb pp] to | 23 |
|
| 6 | [Wh det] could [adv] be [vb pp] to | 18 |
|
| 7 | [Wh det] could [not/n't] [be] [vb pp] to | 6 |
|
| 8 | [Wh det] could [not/n't] be [vb pp] to | 6 |
|
| 9 | [Wh det] could [not/n't] be [verb] to | 6 |
|
| 10 | [Wh det] could [not/n't] be [vb pp] to | 6 |
|
