| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [be] [verb] | 16299 |
|
| 2 | [vb mod] [be] call | 1036 |
|
| 3 | [modal v] [be] call | 1036 |
|
| 4 | may [be] call | 168 |
|
