| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] at the [adj] time | 80 |
|
| 2 | [Wh det] [vb past] at the [adj] | 23 |
|
| 3 | [Wh det] at the [adj] time | 22 |
|
| 4 | [Wh det] [vb past] at the time | 11 |
|
| 5 | [Wh det] [vb past] the [adj] time | 8 |
|
| 6 | [Wh det] [vb past] at [adj] time | 5 |
|
