| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] [be] | 594 |
|
| 2 | [modal v] [be] [vb pp] [be] | 538 |
|
| 3 | [modal v] [be] [vb pp] [be] | 538 |
|
| 4 | [modal v] be [vb pp] [be] | 538 |
|
