| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [Wh det] [pron] | 22807 |
|
| 2 | [Wh det] could [pron] | 298 |
|
| 3 | [verb] [Wh det] could | 239 |
|
| 4 | [verb] could [pron] | 70 |
|
