| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] which at [adj] time | 11 |
|
| 2 | [noun pl] [Wh det] at [adj] time | 8 |
|
| 3 | [noun pl] [Wh det] at [num] time | 5 |
|
| 4 | [noun pl] [Wh det] at one time | 5 |
|
| 5 | [noun pl] [Wh det] at one time | 5 |
|
