| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] us [adj] [noun] | 7 |
|
| 2 | could [vb infin] we [adj] [noun sg] | 6 |
|
| 3 | could [vb infin] we [det] [noun] | 5 |
|
