| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at once [prep] the [adj] | 10 |
|
| 2 | [vb past] at once [prep] [art] [adj] | 9 |
|
| 3 | [vb past] at once [prep] [art] [adj] | 9 |
|
| 4 | [vb past] at [adv] [prep] the [adj] | 8 |
|
| 5 | [vb past] [prep] once [prep] the [adj] | 5 |
|
| 6 | [vb past] at once [prep] the [adj] | 5 |
|
| 7 | [vb past] at once [prep] the [adj] | 5 |
|
