| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] at the time [was/were] | 14 |
|
| 2 | [Wh pn] [prep] the time [was/were] | 14 |
|
| 3 | who [prep] the time [was/were] | 13 |
|
| 4 | [Wh pn] [prep] the time was | 8 |
|
| 5 | [Wh pn] [prep] the time were | 6 |
|
