| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [conj] [adv] [art] [noun] [to-vb] | 16 |
|
| 2 | once [conj] [adv] [art] [noun] [verb] | 9 |
|
| 3 | once [conj] [adv] [art] [noun] [to-vb] | 6 |
|
