| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [verb] | 45395 |
|
| 2 | [pron] [modal v] hear | 2204 |
|
| 3 | [pron] [vb mod] hear | 2204 |
|
| 4 | [pron] could hear | 1077 |
|
