| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [conj] [noun] | 30503 |
|
| 2 | [conj] [noun] could | 4405 |
|
| 3 | [adv] [noun] could | 490 |
|
| 4 | [adv] [conj] could | 177 |
|
