| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] at that | 246 |
|
| 2 | [vb infin] at that | 227 |
|
| 3 | [vb past] [vb infin] that | 127 |
|
| 4 | [vb past] [vb infin] at | 94 |
|
