| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] it not have be | 15 |
|
| 2 | [modal v] it [not/n't] have be | 15 |
|
| 3 | [modal v] it [not/n't] have been | 15 |
|
| 4 | [vb mod] it [not/n't] have be | 15 |
|
| 5 | would it [not/n't] have be | 13 |
|
| 6 | would it [not/n't] have be | 13 |
|
