| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] least once [art] day | 11 |
|
| 2 | at least once [art] day | 11 |
|
| 3 | at least once [art] day | 11 |
|
| 4 | [prep] least once [art] day | 11 |
|
