| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] [adv] | 5452 |
|
| 2 | which [modal v] [adv] | 3741 |
|
| 3 | [pron] [modal v] sometimes | 317 |
|
| 4 | which [modal v] sometimes | 40 |
|
