| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] at [adj] [noun] | 221 |
|
| 2 | could [prep] [adj] [noun] | 87 |
|
| 3 | could [prep] [adj] [noun] | 87 |
|
| 4 | could at [adj] [noun] | 22 |
|
