| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] extent can [noun] | 9 |
|
| 2 | [Wh det] extent can [noun] | 9 |
|
| 3 | what extent can [noun] | 9 |
|
| 4 | what extent can [noun] | 9 |
|
| 5 | [pron] extent can [noun pl] | 6 |
|
