| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] at [art] time | 491 |
|
| 2 | [Wh det] [be] [verb] at [art] | 263 |
|
| 3 | [Wh det] [verb] at [art] time | 17 |
|
| 4 | [Wh det] [be] at [art] time | 7 |
|
