| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [be] at the | 147 |
|
| 2 | [be] at the time | 139 |
|
| 3 | [Wh det] [be] the time | 90 |
|
| 4 | [Wh det] at the time | 65 |
|
| 5 | [Wh det] [be] at time | 6 |
|
