| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | while it [be] [adv] [vb pp] that | 12 |
|
| 2 | while it be [adv] [verb] that | 12 |
|
| 3 | while it was [adv] [verb] that | 8 |
|
| 4 | while it [was/were] [adv] [verb] that | 8 |
|
