| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [verb] at | 3848 |
|
| 2 | [vb past] that [verb] | 1231 |
|
| 3 | that [verb] at | 481 |
|
| 4 | [vb past] that at | 279 |
|
