| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [Wh adv] [modal v] | 1139 |
|
| 2 | [conj] [Wh adv] [noun] | 696 |
|
| 3 | [Wh adv] [modal v] [noun] | 653 |
|
| 4 | [conj] [modal v] [noun] | 365 |
|
