| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [verb] a | 745 |
|
| 2 | [verb] it could [verb] | 266 |
|
| 3 | it could [verb] a | 146 |
|
| 4 | [verb] could [verb] a | 22 |
|
