| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at once that it | 7 |
|
| 2 | [vb past] at once that it | 5 |
|
| 3 | at once that it [was/were] | 5 |
|
| 4 | at once that it [be] | 5 |
|
| 5 | at once that it be | 5 |
|
| 6 | at once that it was | 5 |
|
