| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] not be left to | 26 |
|
| 2 | [vb mod] not be leave to | 26 |
|
| 3 | [vb mod] not be leave to | 26 |
|
| 4 | [vb mod] not be leave to | 25 |
|
| 5 | should not be leave to | 9 |
|
| 6 | can not be leave to | 7 |
|
| 7 | must not be leave to | 5 |
|
