| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 's [vb pp] to be | 262 |
|
| 2 | [det] [vb pp] to be | 90 |
|
| 3 | [det] 's [vb pp] to | 36 |
|
| 4 | [det] 's to be | 17 |
|
