| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] [adj] [noun] | 3153 |
|
| 2 | could [verb] [adj] [noun sg] | 1692 |
|
| 3 | [modal v] [verb] [adj] time | 403 |
|
| 4 | could [verb] [adj] time | 59 |
|
