| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [det] at [art] [noun sg] | 30 |
|
| 2 | [det] at once [art] [noun sg] | 15 |
|
| 3 | and [det] at once [art] | 9 |
|
| 4 | and at once [art] [noun sg] | 5 |
|
