| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [conj] it [vb -s] | 1326 |
|
| 2 | [coord] once [pron] [vb -s] | 34 |
|
| 3 | [conj] once it [vb -s] | 26 |
|
| 4 | [coord] once it [verb] | 23 |
|
