| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [ex0] could [vb infin] [be] | 73 |
|
| 2 | [ex0] could [verb] been | 73 |
|
| 3 | [ex0] could [verb] [been] | 73 |
|
| 4 | [ex0] could [verb] be | 73 |
|
| 5 | there could [verb] [be] | 73 |
|
| 6 | [ex0] could [verb] [be] | 73 |
|
| 7 | [ex0] could have [be] | 72 |
|
| 8 | [ex0] could have [be] | 70 |
|
