| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [verb] | 90310 |
|
| 2 | to be [vb pp] | 82452 |
|
| 3 | be [vb pp] [verb] | 19678 |
|
| 4 | to [vb pp] [verb] | 9 |
|
