| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at once that [pron] | 86 |
|
| 2 | at once [conj] it | 13 |
|
| 3 | at [adv] that it | 12 |
|
| 4 | [prep] once that it | 8 |
|
| 5 | at once that it | 8 |
|
| 6 | [prep] once that it | 8 |
|
