| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [not/n't] be | 3983 |
|
| 2 | [vb past] be to | 452 |
|
| 3 | [vb past] [not/n't] to | 227 |
|
| 4 | [not/n't] be to | 158 |
|
