| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] and [adv] a | 1517 |
|
| 2 | [noun] and [adv] a | 1254 |
|
| 3 | [noun] [conj] once a | 33 |
|
| 4 | [noun] [coord] once a | 23 |
|
| 5 | [noun] and once [art] | 22 |
|
| 6 | [noun] and once [art] | 22 |
|
| 7 | [noun] and once a | 11 |
|
| 8 | [noun] and once a | 11 |
|
| 9 | [noun] and once a | 11 |
|
