| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [vb pp] to | 10791 |
|
| 2 | [is] not [vb pp] | 6645 |
|
| 3 | not [vb pp] to | 2946 |
|
| 4 | [is] not to | 554 |
|
