| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to [be] [adj] [prep] | 4657 |
|
| 2 | could [verb] [be] [adj] [prep] | 55 |
|
| 3 | could [verb] to [be] [adj] | 30 |
|
| 4 | could [verb] to [be] [prep] | 9 |
|
