| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] a [noun] | 20047 |
|
| 2 | n't [vb infin] a [noun] | 4022 |
|
| 3 | [modal v] n't [vb infin] [noun] | 2577 |
|
| 4 | [modal v] n't [vb infin] a | 2036 |
|
| 5 | [modal v] n't a [noun] | 25 |
|
