| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [pron] could | 7058 |
|
| 2 | [coord] what [vb mod] | 819 |
|
| 3 | [coord] what [modal v] | 819 |
|
| 4 | [coord] [Wh det] could | 153 |
|
| 5 | [conj] what could | 89 |
|
| 6 | [coord] what could | 82 |
|
| 7 | [coord] what could | 82 |
|
