| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [noun] can [noun] | 19 |
|
| 2 | what extent [modal v] [noun] | 18 |
|
| 3 | what [noun sg] can [noun] | 14 |
|
| 4 | [Wh det] extent can [noun] | 9 |
|
| 5 | [pron] extent can [noun] | 9 |
|
| 6 | what extent can [noun] | 9 |
|
| 7 | what extent can [noun] | 9 |
|
