| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be [vb pp] | 91259 |
|
| 2 | be [vb pp] to | 62721 |
|
| 3 | [prep] be to | 131 |
|
| 4 | [prep] [vb pp] to | 79 |
|
