| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could be [verb] | 15987 |
|
| 2 | [modal v] be set | 862 |
|
| 3 | could be set | 69 |
|
| 4 | could [be] set | 69 |
|
| 5 | could [be] set | 69 |
|
