| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [vb past] at [art] [adj] | 382 |
|
| 2 | when [noun prp] [vb past] [art] [adj] | 145 |
|
| 3 | when [noun prp] [vb past] at [art] | 35 |
|
| 4 | when [noun prp] [vb past] at [adj] | 6 |
|
