| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [adv] [conj] [adv] a | 54 |
|
| 2 | [adv] once [conj] [adv] a | 17 |
|
| 3 | [adv] once [conj] [adv] [art] | 16 |
|
| 4 | [adv] once [conj] [adv] a | 15 |
|
