| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [noun sg] was once [art] | 5 |
|
| 2 | [det] [noun] was once [art] | 5 |
|
| 3 | [det] was once [art] [noun sg] | 10 |
|
| 4 | [det] was once [art] [noun] | 10 |
|
| 5 | [det] was once [art] [adj] | 9 |
|
| 6 | [det] was once [art] [adj] | 7 |
|
