| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [Wh det] [modal v] | 343 |
|
| 2 | to [Wh det] [vb mod] | 343 |
|
| 3 | [prep] [Wh det] used | 87 |
|
| 4 | to [pron] used | 41 |
|
| 5 | to [Wh det] used | 7 |
|
