| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] been [verb] | 1153 |
|
| 2 | [modal v] [verb] been make | 191 |
|
| 3 | could [verb] be make | 41 |
|
| 4 | could [verb] [be] make | 41 |
|
| 5 | could [verb] [been] make | 38 |
|
