| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what extent [vb mod] [adj] [noun] | 11 |
|
| 2 | what extent [modal v] [det] [noun] | 7 |
|
| 3 | what extent [modal v] [adj] [noun pl] | 7 |
|
| 4 | what extent [modal v] these [noun] | 6 |
|
| 5 | what extent [modal v] these [noun] | 6 |
|
| 6 | what extent can [adj] [noun] | 5 |
|
| 7 | what extent can [adj] [noun] | 5 |
|
