| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] [verb] [adv] [prep] a | 828 |
|
| 2 | [pron] could [verb] [adv] [prep] [art] | 419 |
|
| 3 | [pron] could [verb] [adv] [prep] [art] | 419 |
|
| 4 | [pron] could [verb] [adv] [prep] a | 131 |
|
