| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] which could [verb] | 926 |
|
| 2 | area which [modal v] [verb] | 48 |
|
| 3 | area which [vb mod] [verb] | 48 |
|
| 4 | area [pron] could [verb] | 13 |
|
| 5 | area which could [verb] | 7 |
|
