| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] could [vb infin] [conj] [verb] | 169 |
|
| 2 | [noun] [Wh det] could [vb infin] [verb] | 85 |
|
| 3 | [noun] [Wh det] could [vb infin] [conj] | 24 |
|
| 4 | [Wh det] could [vb infin] [conj] [verb] | 15 |
|
