| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pron] [vb past] be | 1889 |
|
| 2 | [pron] [vb past] be at | 274 |
|
| 3 | if [pron] be at | 195 |
|
| 4 | if [pron] [vb past] at | 131 |
|
