| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] at [adj] time | 221 |
|
| 2 | [vb past] [to-vb] at [adj] | 134 |
|
| 3 | [to-vb] at [adj] time | 110 |
|
| 4 | [vb past] [to-vb] [adj] time | 73 |
|
