| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] if it [verb] not been | 13 |
|
| 2 | [vb pp] if it [verb] not be | 13 |
|
| 3 | [vb pp] if it [vb past] not be | 13 |
|
| 4 | [vb pp] if it had not be | 13 |
|
| 5 | [vb pp] if it have not be | 13 |
|
| 6 | [vb pp] if it [verb] n't be | 7 |
|
| 7 | [vb pp] if it [verb] not be | 6 |
|
