| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] [adv] [art] | 696 |
|
| 2 | could [verb] [adv prt] [art] | 450 |
|
| 3 | [modal v] [verb] over [art] | 153 |
|
| 4 | could [verb] over [art] | 26 |
|
