| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] could [verb] | 19160 |
|
| 2 | [noun pl] could [verb] | 4943 |
|
| 3 | children [modal v] [verb] | 995 |
|
| 4 | child could [verb] | 123 |
|
