| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adj] time [be] | 360 |
|
| 2 | [vb past] at [adj] time | 198 |
|
| 3 | [vb past] at [adj] [be] | 42 |
|
| 4 | [vb past] [adj] time [be] | 7 |
|
