| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [art] | 31336 |
|
| 2 | [modal v] only [be] | 3856 |
|
| 3 | only [be] [art] | 624 |
|
| 4 | [modal v] only [art] | 5 |
|
