| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [verb] that [det] | 509 |
|
| 2 | could [be] [verb] [conj] [det] | 92 |
|
| 3 | could [be] [verb] that [adj] | 77 |
|
| 4 | could [be] [verb] that [det] | 56 |
|
| 5 | could [be] [verb] [that] [det] | 56 |
|
