| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [adv] [verb] [conj] | 355 |
|
| 2 | [pers pn] could [adv] [verb] [conj] | 308 |
|
| 3 | it [modal v] [adv] [verb] [conj] | 236 |
|
| 4 | it could [adv] [verb] [conj] | 42 |
|
| 5 | it could [adv] [verb] [conj] | 27 |
|
