| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [verb] [prep] [noun sg] | 450 |
|
| 2 | which [modal v] [verb] [prep] [noun sg] | 314 |
|
| 3 | which could [verb] [prep] [noun] | 56 |
|
| 4 | [Wh det] could [verb] [prep] [noun sg] | 28 |
|
| 5 | which could [verb] [prep] [noun sg] | 26 |
|
