| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] [conj] [verb] | 15269 |
|
| 2 | could [adv] [verb] [verb] | 3862 |
|
| 3 | could [adv] [verb] [conj] | 1463 |
|
| 4 | could [verb] [conj] [verb] | 726 |
|
| 5 | could [adv] [conj] [verb] | 43 |
|
