| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [vb pp] to be | 1071 |
|
| 2 | [conj] [modal v] [be] [vb pp] to | 523 |
|
| 3 | [conj] [be] [vb pp] to be | 13 |
|
