| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [adv] [verb] it [adv] | 907 |
|
| 2 | [modal v] [adv] [verb] it [adv] | 907 |
|
| 3 | could [adv] [verb] [pron] [adv] | 482 |
|
| 4 | could [adv] [verb] it [adv] | 321 |
|
| 5 | could [adv] [verb] it [adv] | 170 |
|
