| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv] to be | 380 |
|
| 2 | [vb past] [adv] [be] to | 121 |
|
| 3 | [adv] [be] to be | 118 |
|
| 4 | [vb past] [be] to be | 46 |
|
