| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [noun] once [prep] a [noun] | 13 |
|
| 2 | [art] [noun] once [prep] a [noun] | 13 |
|
| 3 | the [noun] once [prep] a [noun] | 7 |
|
| 4 | the [noun] once [prep] a [noun] | 7 |
|
| 5 | [prep] [noun] once [prep] a [noun] | 6 |
|
| 6 | a [noun] once [prep] a [noun] | 6 |
|
| 7 | [prep] [noun] once [prep] a [noun] | 6 |
|
| 8 | a [noun] once [prep] a [noun] | 5 |
|
| 9 | [adj] [noun] once [prep] a [noun] | 5 |
|
| 10 | [noun] [verb] once [prep] a [noun] | 9 |
|
| 11 | [noun] [prep] once [prep] a [noun] | 6 |
|
| 12 | [noun] [prep] once [prep] a [noun] | 6 |
|
| 13 | [noun] [conj] once [prep] a [noun] | 5 |
|
| 14 | [noun] once [verb] [prep] a [noun] | 17 |
|
| 15 | [noun] once [vb pp] [prep] a [noun] | 9 |
|
| 16 | [noun] once [vb past] [prep] a [noun] | 7 |
|
| 17 | [noun] once [prep] a [noun] [prep] | 5 |
|
| 18 | [noun] once [prep] a [noun] [verb] | 5 |
|
| 19 | [noun] once [prep] a [noun] [prep] | 5 |
|
| 20 | [noun] once [prep] a [noun] [conj] | 5 |
|
| 21 | [noun] once [prep] a [noun] [coord] | 5 |
|
