| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] [adv] [conj] [verb] | 269 |
|
| 2 | [vb infin] so [adv] [conj] [verb] | 64 |
|
| 3 | could [vb infin] so [adv] [conj] | 13 |
|
