| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [was/were] [adj] at the time | 9 |
|
| 2 | which [was/were] [adj] at the time | 9 |
|
| 3 | which [was/were] [adj] at the time | 9 |
|
| 4 | which was [adj] at the time | 6 |
|
