| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [noun] [Wh det] [pron] could | 24 |
|
| 2 | [det] [noun sg] [Wh det] [pron] could | 19 |
|
| 3 | [det] [be] [Wh det] [pron] could | 11 |
|
| 4 | [det] be [Wh det] [pron] could | 11 |
|
| 5 | [det] [is] [Wh det] [pron] could | 10 |
|
| 6 | [det] 's [Wh det] [pron] could | 10 |
|
| 7 | [det] [prep] [Wh det] [pron] could | 7 |
|
| 8 | [det] [prep] [Wh det] [pron] could | 7 |
|
