| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [adv] [vb past] [prep] | 9002 |
|
| 2 | [pron] [vb past] once [prep] | 31 |
|
| 3 | [pron] [adv] [vb past] once | 30 |
|
| 4 | [adv] [vb past] once [prep] | 9 |
|
| 5 | [pron] [adv] once [prep] | 6 |
|
