| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] to be | 20109 |
|
| 2 | [adv] to be | 12526 |
|
| 3 | [vb pp] [adv] to | 11844 |
|
| 4 | [vb pp] [adv] be | 18 |
|
