| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] to | 62721 |
|
| 2 | [is] [vb pp] to | 10791 |
|
| 3 | be [is] [vb pp] | 47 |
|
| 4 | be [is] to | 8 |
|
