| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [verb] to the [adj] | 799 |
|
| 2 | could [be] [verb] [prep] the [adj] | 456 |
|
| 3 | could [be] [verb] to [art] [adj] | 90 |
|
| 4 | could [be] [verb] to the [adj] | 57 |
|
