| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [prep] the [adj] | 813 |
|
| 2 | could [be] [prep] [art] [adj] | 61 |
|
| 3 | could [be] [prep] [art] [adj] | 61 |
|
| 4 | could [be] [prep] the [adj] | 39 |
|
