| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [pron] [modal v] [adv] | 1517 |
|
| 2 | which [pron] [modal v] [adv] | 806 |
|
| 3 | [pron] [pron] [modal v] then | 82 |
|
| 4 | [Wh det] [pron] [modal v] then | 69 |
|
| 5 | which [pron] [modal v] then | 62 |
|
| 6 | which [pron] [modal v] then | 62 |
|
