| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but she [vb mod] [not/n't] [vb infin] a | 12 |
|
| 2 | but she [modal v] not [vb infin] a | 8 |
|
| 3 | but she could [not/n't] [vb infin] a | 7 |
|
| 4 | but she could [not/n't] [vb infin] a | 7 |
|
