| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be set [prep] | 260 |
|
| 2 | [modal v] be off [prep] | 52 |
|
| 3 | be set off [prep] | 21 |
|
| 4 | [modal v] be set off | 16 |
|
