| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [modal v] [adv] | 4223 |
|
| 2 | of [Wh det] [modal v] | 1600 |
|
| 3 | of [Wh det] [adv] | 497 |
|
| 4 | of [modal v] [adv] | 10 |
|
