| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] not [vb infin] a [noun] | 1105 |
|
| 2 | they [modal v] [vb infin] a [noun] | 828 |
|
| 3 | they [modal v] not [vb infin] [noun] | 218 |
|
| 4 | they [modal v] not [vb infin] a | 97 |
|
