| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [noun] [pron] [modal v] | 411 |
|
| 2 | which [noun sg] [pron] [modal v] | 359 |
|
| 3 | [pron] case [pron] [modal v] | 216 |
|
| 4 | which case [pron] [modal v] | 209 |
|
