| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] [adv] [verb] | 3981 |
|
| 2 | while it [was/were] [adv] | 56 |
|
| 3 | while it [was/were] [verb] | 44 |
|
| 4 | while it [adv] [verb] | 10 |
|
