| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] [prep] [adj] | 1718 |
|
| 2 | could [verb] [prep] [adj] | 1718 |
|
| 3 | [modal v] [verb] at [adj] | 1170 |
|
| 4 | [vb mod] [verb] at [adj] | 1170 |
|
| 5 | could [verb] at [adj] | 124 |
|
| 6 | could [verb] at [adj] | 124 |
|
