| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [be] [verb] [conj] | 1529 |
|
| 2 | [be] [verb] [conj] a | 698 |
|
| 3 | could [be] [verb] a | 134 |
|
| 4 | could [verb] [conj] a | 54 |
|
| 5 | could [be] [conj] a | 10 |
|
