| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] to be [art] | 2476 |
|
| 2 | [adv] [vb past] to [art] | 1378 |
|
| 3 | [adv] [vb past] to be | 1082 |
|
| 4 | [adv] to be [art] | 346 |
|
