| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] on a | 4098 |
|
| 2 | could [be] [verb] on | 329 |
|
| 3 | could [be] [verb] a | 134 |
|
| 4 | could [verb] on a | 65 |
|
| 5 | could [be] on a | 10 |
|
