| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [Wh det] extent [modal v] [noun] | 18 |
|
| 2 | to [Wh det] extent these [noun] | 9 |
|
| 3 | [Wh det] extent [modal v] these [noun] | 6 |
|
| 4 | to [Wh det] extent [modal v] these | 6 |
|
