| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [modal v] [vb infin] [pron] [prep] | 480 |
|
| 2 | [noun] could [vb infin] [pron] [prep] | 281 |
|
| 3 | [noun prp] could [vb infin] [pron] [prep] | 69 |
|
| 4 | [noun prp] could [verb] [pron] [prep] | 69 |
|
