| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] n't have been in | 10 |
|
| 2 | [vb mod] n't have been in | 10 |
|
| 3 | [modal v] n't have been in | 10 |
|
| 4 | should n't have been in | 5 |
|
| 5 | should n't have been in | 5 |
|
