| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [verb] [adv] [noun] | 632 |
|
| 2 | [conj] could [verb] [noun] | 253 |
|
| 3 | [conj] could [verb] [adv] | 135 |
|
| 4 | could [verb] [adv] [noun] | 96 |
|
