| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] not [to-vb] | 1201 |
|
| 2 | [is] not to | 540 |
|
| 3 | [is] [to-vb] to | 332 |
|
| 4 | not [to-vb] to | 248 |
|
