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