| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv] to be | 1541 |
|
| 2 | [adv] [modal v] to be | 171 |
|
| 3 | [vb past] [adv] [modal v] be | 81 |
|
| 4 | [vb past] [adv] [modal v] to | 19 |
|
| 5 | [vb past] [modal v] to be | 6 |
|
