| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [prep] [noun prp] could [vb infin] | 6 |
|
| 2 | [det] in [noun] could [vb infin] | 5 |
|
| 3 | [det] [prep] [noun sg] could [vb infin] | 5 |
|
