| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | extent [prep] which it [verb] [noun] | 6 |
|
| 2 | extent [prep] [pron] it [verb] [noun] | 6 |
|
| 3 | extent to [pron] it [verb] [noun] | 6 |
|
| 4 | extent [prep] [Wh det] it [verb] [noun] | 6 |
|
| 5 | extent [prep] which it [verb] [noun] | 6 |
|
| 6 | extent [prep] [pron] it [vb -s] [noun] | 5 |
|
