| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it was at the time of | 9 |
|
| 2 | it [was/were] at the time of | 9 |
|
| 3 | it [was/were] at the time of | 9 |
|
| 4 | it [was/were] at the time of | 9 |
|
| 5 | it [was/were] at the time of | 9 |
|
