| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [modal v] [verb] [adv] a | 152 |
|
| 2 | [noun sg] could [verb] [adv] [art] | 39 |
|
| 3 | [noun sg] could [verb] [adv] a | 34 |
|
| 4 | [noun] could [verb] [adv] a | 31 |
|
