| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [be] [verb] | 90310 |
|
| 2 | [vb past] to [be] | 18133 |
|
| 3 | [vb past] to [verb] | 739 |
|
| 4 | [vb past] [be] [verb] | 7 |
|
