| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [pron] could | 3538 |
|
| 2 | and [Wh det] [vb mod] | 932 |
|
| 3 | and [Wh det] [modal v] | 932 |
|
| 4 | [conj] [Wh det] could | 160 |
|
| 5 | and [Wh det] could | 86 |
|
