| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be [vb pp] to | 4103 |
|
| 2 | be [vb pp] to be | 1669 |
|
| 3 | [prep] be to be | 26 |
|
| 4 | [prep] [vb pp] to be | 6 |
|
