| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [adv] | 12510 |
|
| 2 | which [adv] | 12253 |
|
| 3 | [pron] then | 7233 |
|
| 4 | [Wh det] then | 579 |
|
| 5 | which then | 326 |
|
| 6 | which then | 326 |
|
